La Red de Conocimientos Pedagógicos - Aprendizaje de inglés - 100 preguntas de aritmética oral para estudiantes de primaria

100 preguntas de aritmética oral para estudiantes de primaria

17×40= 100-63= 3,2+1,68= 2,8×0,4=

14-7,4= 1,92÷0,04= 0,32×500= 0,65+4,35=

10-5,4= 4÷20= 3.5×200= 1.5-0.06=

0.75÷15= 0.4×0.8= 4×0.25= 0.36+1.54=

1.01×99= 420÷35= 25×12= 135÷0.5=

3/4 + 1/4 = 2 + 4/9 = 3 - 2/3 = 3/4 - 1/2=

1/6 + 1/2 -1/6 = 7,5-(2,5+3,8)= 7/8 + 3/8 =

3/10 +1/5 = 4/5 - 7/10 = 2 - 1/6 -1/3 =

0.51÷17= 32.8+19= 5.2÷1.3= 1.6×0.4=

4.9×0.7= 1÷5= 6 ÷12= 0.87-0.49=

17×40= 100-63= 3.2+1.68= 2.8×0.4=

14-7.4= 1.92÷0.04= 0.32×500= 0.65 +4.35=

10-5.4= 4÷20= 3.5×200= 1.5-0.06=

0.75÷15= 0.4×0.8= 4×0.25= 0.36+1.54=

1.01×99= 420÷35= 25×12= 135÷0.5=

3/4 + 1/4 = 2 + 4/9 = 3 - 2/3 = 3 /4 - 1/2=

1/6 + 1/2 -1/6 = 7.5-(2.5+3.8)= 7/8 + 3/8 =

3 /10 +1/5 = 4/5 - 7/10 = 2 - 1/6 -1/3 =

0,51÷17= 32,8+19= 5,2÷1,3= 1,6×0,4= p>

4.9×0.7= 1÷5= 6÷12= 0.87-0.49=

17×40= 100-63= 3.2+1.68= 2.8×0.4=

14-7.4= 1.92÷0.04= 0.32×500= 0.65+4.35=

10-5.4= 4÷20= 3.5×200= 1.5-0.06=

0.75 ÷15 = 0,4×0,8= 4×0,25= 0,36+1,54=

1,01×99= 420÷35= 25×12= 135÷0,5=

3/4 + 1 /4 = 2 + 4/9 = 3 - 2/3 = 3/4 - 1/2=

1/6 + 1/2 -1/6 = 7,5-(2,5+3,8)= 7/ 8 + 3/8 =

3/10 +1/5 = 4/5 - 7/10 = 2 - 1/6 -1/3 =

0.51÷ 17= 32,8+19= 5,2÷1,3= 1,6×0,4=

4,9×0,7= 1÷5= 6÷12= 0,87-0,49=

17×40= 100- 63= 3,2+1,68= 2,8×0,4=

14-7,4= 1,92÷0,04= 0,32×500= 0,65+4,35=

10-5,4= 4÷20= 3,5× 200= 1.5-0.06=

0.75÷15= 0.4×0.8= 4×0.25= 0.36+1.54=

1.01×99= 420÷35= 25×12= 13

5÷0.5=

3/4 + 1/4 = 2 + 4/9 = 3 - 2/3 = 3/4 - 1/2=

1/6 + 1/2 -1/6 = 7,5-(2,5+3,8)= 7/8 + 3/8 =

3/10 +1/5 = 4/5 - 7/10 = 2 - 1 /6 -1/3 =

0,51÷17= 32,8+19= 5,2÷1,3= 1,6×0,4=

4,9×0,7= 1÷5= 6÷12= 0,87 -0.49=

17×40= 100-63= 3.2+1.68= 2.8×0.4=

14-7.4= 1.92÷0.04= 0.32×500= 0.65+4.35=

10-5.4= 4÷20= 3.5×200= 1.5-0.06=

0.75÷15= 0.4×0.8= 4×0.25= 0.36+1.54=

1.01×99= 420÷35= 25×12= 135÷0.5=

3/4 + 1/4 = 2 + 4/9 = 3 - 2/3 = 3/4 - 1 /2=

1/6 + 1/2 -1/6 = 7,5-(2,5+3,8)= 7/8 + 3/8 =

3/10 +1 /5 = 4/5 - 7/10 = 2 - 1/6 -1/3 =

0,51÷17= 32,8+19= 5,2÷1,3= 1,6×0,4=

4,9×0,7= 1÷5= 6÷12= 0,87-0,49=

17×40= 100-63= 3,2+1,68= 2,8×0,4=

14-7,4 = 1,92÷0,04= 0,32×500= 0,65+4,35=

10-5,4= 4÷20= 3,5×200= 1,5-0,06=

0,75÷15= 0,4×0,8 = 4×0.25= 0.36+1.54=

1.01×99= 420÷35= 25×12= 135÷0.5=

3/4 + 1/4 = 2 + 4 /9 = 3 - 2/3 = 3/4 - 1/2=

1/6 + 1/2 -1/6 = 7,5-(2,5+3,8)= 7/8 + 3/ 8 =

3/10 +1/5 = 4/5 - 7/10 = 2 - 1/6 -1/3 =

0,51÷17= 32,8+19= 5.2÷1.3= 1.6×0.4=

4.9×0.7= 1÷5= 6÷12= 0.87-0.49=

17×40= 100-63= 3.2+1.68= 2,8×0,4=

14-7,4= 1,92÷0,04= 0,32×500= 0,65+4,35=

10-5,4= 4÷20= 3,5×200= 1,5-0,06=

0,75÷15= 0,4×0,8= 4×0,25= 0,36+1,54=

1,01×99= 420÷35= 25×12= 135÷0,5=

3/4 + 1/4 = 2 + 4/9 = 3 - 2/3 = 3/4 - 1/2=

1/6 + 1/2 -1/6 = 7.5-(2.5+3.8)= 7/8 + 3/8 =

3/10 +1/5 = 4/5 - 7/10 = 2 - 1/6 -1/3 =

0,51÷17= 32,8+19= 5,2÷1,3= 1,6×0,4=

4,9×0,7

= 1÷5= 6÷12= 0.87-0.49=

17×40= 100-63= 3.2+1.68= 2.8×0.4=

14-7.4= 1.92÷0.04 = 0,32×500= 0,65+4,35=

10-5,4= 4÷20= 3,5×200= 1,5-0,06=

0,75÷15= 0,4×0,8= 4×0,25 = 0,36+1,54=

1,01×99= 420÷35= 25×12= 135÷0,5=

3/4 + 1/4 = 2 + 4/9 = 3 - 2/3 = 3/4 - 1/2=

1/6 + 1/2 -1/6 = 7,5-(2,5+3,8)= 7/8 + 3/8 =

3/10 +1/5 = 4/5 - 7/10 = 2 - 1/6 -1/3 =

0.51÷17= 32.8+19= 5.2÷1.3= 1.6×0.4=

4.9×0.7= 1÷5= 6÷12= 0.87-0.49=

17×40= 100-63= 3.2+1.68= 2.8×0.4=

14-7.4= 1.92÷0.04= 0.32×500= 0.65+4.35=

10-5.4= 4÷20= 3.5×200= 1.5-0.06=

0,75÷15= 0,4×0,8= 4×0,25= 0,36+1,54=

1,01×99= 420÷35= 25×12= 135÷0,5=

3 /4 + 1/4 = 2 + 4/9 = 3 - 2/3 = 3/4 - 1/2=

1/6 + 1/2 -1/6 = 7,5-(2,5 +3.8)= 7/8 + 3/8 =

3/10 +1/5 = 4/5 - 7/10 = 2 - 1/6 -1/3 =

0.51÷17= 32.8+19= 5.2÷1.3= 1.6×0.4=

4.9×0.7= 1÷5= 6÷12= 0.87-0.49=

17× 40= 100-63= 3,2+1,68= 2,8×0,4=

14-7,4= 1,92÷0,04= 0,32×500= 0,65+4,35=

10-5,4= 4÷ 20= 3.5×200= 1.5-0.06=

0.75÷15= 0.4×0.8= 4×0.25= 0.36+1.54=

1.01×99= 420÷35= 25× 12= 135÷0.5=

3/4 + 1/4 = 2 + 4/9 = 3 - 2/3 = 3/4 - 1/2=

1/ 6 + 1/2 -1/6 = 7,5-(2,5+3,8)= 7/8 + 3/8 =

3/10 +1/5 = 4/5 - 7/10 = 2 - 1/6 -1/3 =

0,51÷17= 32,8+19= 5,2÷1,3= 1,6×0,4=

4,9×0,7= 1÷5= 6÷12 = 0,87-0,49=

17×40= 100-63= 3,2+1,68= 2,8×0,4=

14-7,4= 1,92÷0,04= 0,32×500= 0,65+4,35 =

10-5.4= 4÷20= 3.5×200= 1.5-0.06=

0.75÷15= 0.4×0.8= 4×0.25= 0.36+1.54=

1.01×99=

420÷35= 25×12= 135÷0.5=

3/4 + 1/4 = 2 + 4/9 = 3 - 2/3 = 3/4 - 1/2=

1/6 + 1/2 -1/6 = 7.5-(2.5+3.8)= 7/8 + 3/8 =

3/10 +1/5 = 4/5 - 7/10 = 2 - 1/6 -1/3 =

0.51÷17= 32.8+19= 5.2÷1.3= 1.6×0.4=

4.9×0.7= 1 ÷5= 6÷12= 0,87-0,49=

17×40= 100-63= 3,2+1,68= 2,8×0,4=

14-7,4= 1,92÷0,04= 0,32 ×500= 0,65+4,35=

10-5,4= 4÷20= 3,5×200= 1,5-0,06=

0,75÷15= 0,4×0,8= 4×0,25= 0,36 +1,54=

1,01×99= 420÷35= 25×12= 135÷0,5=

3/4 + 1/4 = 2 + 4/9 = 3 - 2 /3 = 3/4 - 1/2=

1/6 + 1/2 -1/6 = 7,5-(2,5+3,8)= 7/8 + 3/8 =

3/10 +1/5 = 4/5 - 7/10 = 2 - 1/6 -1/3 =

0,51÷17= 32,8+19= 5,2÷1,3= 1,6× 0.4=

4.9×0.7= 1÷5= 6÷12= 0.87-0.49=

17×40= 100-63= 3.2+1.68= 2.8×0.4= p>

14-7.4= 1.92÷0.04= 0.32×500= 0.65+4.35=

10-5.4= 4÷20= 3.5×200= 1.5-0.06=

0.75÷15= 0.4×0.8= 4×0.25= 0.36+1.54=

1.01×99= 420÷35= 25×12= 135÷0.5=

3 /4 + 1/4 = 2 + 4/9 = 3 - 2/3 = 3/4 - 1/2=

1/6 + 1/2 -1/6 = 7,5-(2,5 +3.8 )= 7/8 + 3/8 =

3/10 +1/5 = 4/5 - 7/10 = 2 - 1/6 -1/3 =

0,51÷17= 32,8+19= 5,2÷1,3= 1,6×0,4=

4,9×0,7= 1÷5= 6÷12= 0,87-0,49=

17× 40= 100-63= 3,2+1,68= 2,8×0,4=

14-7,4= 1,92÷0,04= 0,32×500= 0,65+4,35=

10-5,4= 4÷ 20= 3.5×200= 1.5-0.06=

0.75÷15= 0.4×0.8= 4×0.25= 0.36+1.54=

1.01×99= 420÷35= 25× 12= 135÷0.5=

3/4 + 1/4 = 2 + 4/9 = 3 - 2/3 = 3/4 - 1/2=

1/ 6 + 1/2 -1/6 = 7,5-(2,5+3,8)= 7/8 + 3/8 =

3/10 +1/5 = 4/5 - 7/10 = 2 - 1 /6 -1/3 =

0,51÷17= 32,8+19= 5,2÷1,3= 1,6×0

.4=

4.9×0.7= 1÷5= 6÷12= 0.87-0.49=

17×40= 100-63= 3.2+1.68= 2.8×0.4=

14-7.4= 1.92÷0.04= 0.32×500= 0.65+4.35=

10-5.4= 4÷20= 3.5×200= 1.5-0.06=

0.75÷15= 0.4×0.8= 4×0.25= 0.36+1.54=

1.01×99= 420÷35= 25×12= 135÷0.5=

3/ 4 + 1/4 = 2 + 4/9 = 3 - 2/3 = 3/4 - 1/2=

1/6 + 1/2 -1/6 = 7,5-(2,5+ 3.8)= 7/8 + 3/8 =

3/10 +1/5 = 4/5 - 7/10 = 2 - 1/6 -1/3 =

0,51÷17= 32,8+19= 5,2÷1,3= 1,6×0,4=

4,9×0,7= 1÷5= 6÷12= 0,87-0,49=

17×40 = 100-63= 3,2+1,68= 2,8×0,4=

14-7,4= 1,92÷0,04= 0,32×500= 0,65+4,35=

10-5,4= 4÷20 = 3,5×200= 1,5-0,06=

0,75÷15= 0,4×0,8= 4×0,25= 0,36+1,54=

1,01×99= 420÷35= 25×12 = 135÷0.5=

3/4 + 1/4 = 2 + 4/9 = 3 - 2/3 = 3/4 - 1/2=

1/6 + 1/2 -1/6 = 7,5-(2,5+3,8)= 7/8 + 3/8 =

3/10 +1/5 = 4/5 - 7/10 = 2 - 1/6 -1/3 =

0,51÷17= 32,8+19= 5,2÷1,3= 1,6×0,4=

4,9×0,7= 1÷5= 6÷12= 0,87-0,49=

17×40= 100-63= 3,2+1,68= 2,8×0,4=

14-7,4= 1,92÷0,04= 0,32×500= 0,65+4,35=

10-5,4= 4÷20= 3,5×200= 1,5-0,06=

0,75÷15= 0,4×0,8= 4×0,25= 0,36+1,54=

1.01×99= 420÷35= 25×12= 135÷0.5=

3/4 + 1/4 = 2 + 4/9 = 3 - 2/3 = 3/4 - 1/2=

1/6 + 1/2 -1/6 = 7.5-(2.5+3.8)= 7/8 + 3/8 =

3/10 + 1/5 = 4/5 - 7/10 = 2 - 1/6 -1/3 =

0,51÷17= 32,8+19= 5,2÷1,3= 1,6×0,4=

4.9×0.7= 1÷5= 6÷12= 0.87-0.49=

17×40= 100-63= 3.2+1.68= 2.8×0.4=

14- 7,4= 1,92÷0,04= 0,32×500= 0,65+4,35=

10-5,4= 4÷20= 3,5×200= 1,5-0,06=

0,75÷15= 0,4× 0,8= 4×0,25= 0,36+1,54

=

1.01×99= 420÷35= 25×12= 135÷0.5=

3/4 + 1/4 = 2 + 4/9 = 3 - 2/3 = 3/4 - 1/2=

1/6 + 1/2 -1/6 = 7.5-(2.5+3.8)= 7/8 + 3/8 =

3/10 +1/5 = 4/5 - 7/10 = 2 - 1/6 -1/3 =

0,51÷17= 32,8+19= 5,2÷1,3= 1,6×0,4=

4.9×0.7= 1÷5= 6÷12= 0.87-0.49=

17×40= 100-63= 3.2+1.68= 2.8×0.4=

14-7.4= 1.92÷0.04= 0.32×500= 0.65+4.35=

10-5.4= 4÷20= 3.5×200= 1.5-0.06=

0.75 ÷15= 0,4×0,8= 4×0,25= 0,36+1,54=

1,01×99= 420÷35= 25×12= 135÷0,5=

3/4 + 1 /4 = 2 + 4/9 = 3 - 2/3 = 3/4 - 1/2=

1/6 + 1/2 -1/6 = 7,5-(2,5+3,8)= 7/8 + 3/8 =

3/10 +1/5 = 4/5 - 7/10 = 2 - 1/6 -1/3 =

0,51÷ 17= 32,8+19= 5,2÷1,3= 1,6×0,4=

4,9×0,7= 1÷5= 6÷12= 0,87-0,49=

17×40= 100- 63= 3,2+1,68= 2,8×0,4=

14-7,4= 1,92÷0,04= 0,32×500= 0,65+4,35=

10-5,4= 4÷20= 3,5× 200= 1.5-0.06=

0.75÷15= 0.4×0.8= 4×0.25= 0.36+1.54=

1.01×99= 420÷35= 25×12= 135÷ 0.5=

3/4 + 1/4 = 2 + 4/9 = 3 - 2/3 = 3/4 - 1/2=

1/6 + 1/ 2 -1/6 = 7,5-(2,5+3,8)= 7/8 + 3/8 =

3/10 +1/5 = 4/5 - 7/10 = 2 - 1/6 -1/3 =

0,51÷17= 32,8+19= 5,2÷1,3= 1,6×0,4=

4,9×0,7= 1÷5= 6÷12= 0,87-0,49 =

17×40= 100-63= 3.2+1.68= 2.8×0.4=

14-7.4= 1.92÷0.04= 0.32×500= 0.65+4.35=

10-5.4= 4÷20= 3.5×200= 1.5-0.06=

0.75÷15= 0.4×0.8= 4×0.25= 0.36+1.54=

1.01×99= 420÷35= 25×12= 135÷0.5=

3/4 + 1/4 = 2 + 4/9 = 3 - 2/3 = 3/4 - 1/2 =

1/6 + 1/2 -1/6 = 7,5-(2,5+3,8)= 7/8 + 3/8 =

3/10 +1/5 = 4/5 - 7/10 = 2 - 1/6 -1/3 =

0,51÷17= 32,8+1

9= 5.2÷1.3= 1.6×0.4=

4.9×0.7= 1÷5= 6÷12= 0.87-0.49=

17×40= 100-63= 3.2+ 1.68= 2.8×0.4=

14-7.4= 1.92÷0.04= 0.32×500= 0.65+4.35=

10-5.4= 4÷20= 3.5×200= 1.5- 0.06=

0.75÷15= 0.4×0.8= 4×0.25= 0.36+1.54=

1.01×99= 420÷35= 25×12= 135÷0.5=

3/4 + 1/4 = 2 + 4/9 = 3 - 2/3 = 3/4 - 1/2=

1/6 + 1/2 -1/ 6 = 7,5-(2,5+3,8)= 7/8 + 3/8 =

3/10 +1/5 = 4/5 - 7/10 = 2 - 1/6 -1/3 =

0,51÷17= 32,8+19= 5,2÷1,3= 1,6×0,4=

4,9×0,7= 1÷5= 6÷12= 0,87-0,49=

17×40= 100-63= 3,2+1,68= 2,8×0,4=

14-7,4= 1,92÷0,04= 0,32×500= 0,65+4,35=

10-5,4= 4÷20= 3,5×200= 1,5-0,06=

0,75÷15= 0,4×0,8= 4×0,25= 0,36+1,54=

1,01×99= 420÷35= 25×12= 135÷0.5=

3/4 + 1/4 = 2 + 4/9 = 3 - 2/3 = 3/4 - 1/2=

1/6 + 1/2 -1/6 = 7.5-(2.5+3.8)= 7/8 + 3/8 =

3/10 +1/5 = 4/5 - 7/10 = 2 - 1/6 -1/3 =

0.51÷17= 32.8+19= 5.2÷1.3= 1.6×0.4=

4.9×0.7= 1 ÷5= 6÷12= 0,87-0,49=

17×40= 100-63= 3,2+1,68= 2,8×0,4=

14-7,4= 1,92÷0,04= 0,32 ×500= 0,65+4,35=

10-5,4= 4÷20= 3,5×200= 1,5-0,06=

0,75÷15= 0,4×0,8= 4×0,25= 0,36 +1,54=

1,01×99= 420÷35= 25×12= 135÷0,5=

3/4 + 1/4 = 2 + 4/9 = 3 - 2 /3 = 3/4 - 1/2=

1/6 + 1/2 -1/6 = 7,5-(2,5+3,8)= 7/8 + 3/8 =

3/10 +1/5 = 4/5 - 7/10 = 2 - 1/6 -1/3 =

0,51÷17= 32,8+19= 5,2÷1,3= 1,6× 0.4=

4.9×0.7= 1÷5= 6÷12= 0.87-0.49=

17×40= 100-63= 3.2+1.68= 2.8×0.4= p>

14-7.4= 1.92÷0.04= 0.32×500= 0.65+4.35=

10-5.4= 4÷20= 3.5×200= 1.5-0.06=

0,75÷15= 0,4×0,8=

4×0.25= 0.36+1.54=

1.01×99= 420÷35= 25×12= 135÷0.5=

3/4 + 1/4 = 2 + 4/ 9 = 3 - 2/3 = 3/4 - 1/2=

1/6 + 1/2 -1/6 = 7,5-(2,5+3,8)= 7/8 + 3/8 =

3/10 +1/5 = 4/5 - 7/10 = 2 - 1/6 -1/3 =

0,51÷17= 32,8+19= 5,2 ÷1.3= 1.6×0.4=

4.9×0.7= 1÷5= 6÷12= 0.87-0.49=

17×40= 100-63= 3.2+1.68= 2.8 ×0.4=

14-7.4= 1.92÷0.04= 0.32×500= 0.65+4.35=

10-5.4= 4÷20= 3.5×200= 1.5-0.06=

0.75÷15= 0.4×0.8= 4×0.25= 0.36+1.54=

1.01×99= 420÷35= 25×12= 135÷0.5=

3/4 + 1/4 = 2 + 4/9 = 3 - 2/3 = 3/4 - 1/2=

1/6 + 1/2 -1/6 = 7.5 -(2,5+3,8)= 7/8 + 3/8 =

3/10 +1/5 = 4/5 - 7/10 = 2 - 1/6 -1/3 = p>

0.51÷17= 32.8+19= 5.2÷1.3= 1.6×0.4=

4.9×0.7= 1÷5= 6÷12= 0.87-0.49=

17×40= 100-63= 3,2+1,68= 2,8×0,4=

14-7,4= 1,92÷0,04= 0,32×500= 0,65+4,35=

10 -5,4 = 4÷20= 3,5×200= 1,5-0,06=

0,75÷15= 0,4×0,8= 4×0,25= 0,36+1,54=

1,01×99= 420 ÷35 = 25×12= 135÷0.5=

3/4 + 1/4 = 2 + 4/9 = 3 - 2/3 = 3/4 - 1/2=

1/6 + 1/2 -1/6 = 7.5-(2.5+3.8)= 7/8 + 3/8 =

3/10 +1/5 = 4/5 - 7/ 10 = 2 - 1/6 -1/3 =

0.51÷17= 32.8+19= 5.2÷1.3= 1.6×0.4=

4.9×0.7= 1÷ 5= 6÷12= 0.87-0.49=

17×40= 100-63= 3.2+1.68= 2.8×0.4=

14-7.4= 1.92÷0.04= 0.32× 500= 0,65+4,35=

10-5,4= 4÷20= 3,5×200= 1,5-0,06=

0,75÷15= 0,4×0,8= 4×0,25= 0,36+ 1.54=

1.01×99= 420÷35= 25×12= 135÷0.5=

3/4 + 1/4 = 2 + 4/9 = 3 - 2/ 3 = 3/4 - 1/2=

1/6 + 1/2 -1/6 = 7.5-(2.5+3.8)= 7/8 + 3/8 =

3/10 +1/5 = 4/5 - 7/10 = 2 - 1/6 -1/3 =

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p>0.51÷17= 32.8+19= 5.2÷1.3= 1.6×0.4=

4.9×0.7= 1÷5= 6÷12= 0.87-0.49=

17× 40= 100-63= 3,2+1,68= 2,8×0,4=

14-7,4= 1,92÷0,04= 0,32×500= 0,65+4,35=

10-5,4= 4÷ 20= 3.5×200= 1.5-0.06=

0.75÷15= 0.4×0.8= 4×0.25= 0.36+1.54=

1.01×99= 420÷35= 25× 12= 135÷0.5=

3/4 + 1/4 = 2 + 4/9 = 3 - 2/3 = 3/4 - 1/2=

1/ 6 + 1/2 -1/6 = 7,5-(2,5+3,8)= 7/8 + 3/8 =

3/10 +1/5 = 4/5 - 7/10 = 2 - 1/6 -1/3 =

0,51÷17= 32,8+19= 5,2÷1,3= 1,6×0,4=

4,9×0,7= 1÷5= 6÷12 = 0,87-0,49=

17×40= 100-63= 3,2+1,68= 2,8×0,4=

14-7,4= 1,92÷0,04= 0,32×500= 0,65+4,35 =

10-5.4= 4÷20= 3.5×200= 1.5-0.06=

0.75÷15= 0.4×0.8= 4×0.25= 0.36+1.54=

1.01×99= 420÷35= 25×12= 135÷0.5=

3/4 + 1/4 = 2 + 4/9 = 3 - 2/3 = 3/4 - 1/2=

1/6 + 1/2 -1/6 = 7.5-(2.5+3.8)= 7/8 + 3/8 =

3/10 +1/5 = 4/5 - 7/10 = 2 - 1/6 -1/3 =

0,51÷17= 32,8+19= 5,2÷1,3= 1,6×0,4=

4,9×0,7= 1÷5= 6÷12= 0,87-0,49=

17×40= 100-63= 3,2+1,68= 2,8×0,4=

14 -7,4= 1,92÷0,04= 0,32×500= 0,65+4,35=

10-5,4= 4÷20= 3,5×200= 1,5-0,06=

0,75÷15= 0,4 ×0,8= 4×0,25= 0,36+1,54=

1,01×99= 420÷35= 25×12= 135÷0,5=

3/4 + 1/4 = 2 + 4/9 = 3 - 2/3 = 3/4 - 1/2=

1/6 + 1/2 -1/6 = 7,5-(2,5+3,8)= 7/8 + 3/8 =

3/10 +1/5 = 4/5 - 7/10 = 2 - 1/6 -1/3 =

0,51÷17= 32,8+ 19= 5.2÷1.3= 1.6×0.4=

4.9×0.7= 1÷5= 6÷12= 0.87-0.49=

17×40= 100-63= 3.2+ 1.68= 2.8×0.4=

14-7.4= 1.92÷0.04= 0.32×500= 0.65+4.35=

10-5.4= 4÷20= 3.5×200= 1.5- 0.06=

0

.75÷15= 0.4×0.8= 4×0.25= 0.36+1.54=

1.01×99= 420÷35= 25×12= 135÷0.5=

3/4 + 1/4 = 2 + 4/9 = 3 - 2/3 = 3/4 - 1/2=

1/6 + 1/2 -1/6 = 7,5-(2,5+3,8 )= 7/8 + 3/8 =

3/10 +1/5 = 4/5 - 7/10 = 2 - 1/6 -1/3 =

0.51÷17= 32.8+19= 5.2÷1.3= 1.6×0.4=

4.9×0.7 = 1÷5 = 6÷12 = 0.87-0.49 = 500 Porque también soy estudiante de primaria.

上篇: ¿Cuáles son las cinco técnicas descriptivas en chino de escuela primaria? 下篇: ¿Cómo son las instalaciones de la Escuela Técnica y Vocacional de Textiles y Confección de Changzhou?

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