La Red de Conocimientos Pedagógicos - Conocimientos universitarios - 50 preguntas de cálculo de multiplicación de fracciones

50 preguntas de cálculo de multiplicación de fracciones

7/8 veces 13/16 veces 13/16 2/3 veces 15/28 veces 5/21 veces 5/7 veces 35 veces 21 puntos 8 de 1/5*8+1/8* 11+...1/98*101 2/1*2=1 3/1*3=1 3/2*3=2 3/1*6=2 4/3*8=6 5/3*20 =12 7/3*14=6 8/7*40=35 4/3*16=12 9/5*27=15 2/1*30=15 12 /7*24=14 30/1*30= 1 51/9*102=18 19/9*76=36 4/9*8=18 5/8*90=144 99/98*99=98 3/ 14*6=28 7/1*28=4 10/1*90=9 5/3*105=63 19/7*38=14 5/1*25=5 8/19*16=38 61/60 *122=120 7/2*28=8 6 /1*48=8 9/7*18=14 25/7*100=28 9/5*81=45 8/9*16=18 4/9× 3= 5÷1/3 = 1/2÷ 1/3 = 2/7×3/9 ÷2/7 = 21/25÷42= 4/5×3/4 = 8,7×0,2= 4×0,25= 1/7×14= 2/3÷5/ 6= 1,25×8= 3/5÷5/8= 6/7×3/2= 6×8,8= 4/11÷4= 4/9×3/ 8= 5/3÷5= 0÷8/ 3= 4/7 -2/3= 2/7×2 = 41/12×4= 4÷3/16= 12÷9/4 = 75/8 ÷ 5= 12×16/9 = 2/3× 3= 8÷9/4 = 5/3÷3/5 = 4/5×5/8 = 7/9×9/7 = 2,64+3,6= 2,4 ×50= 3500÷70= 2050-298= 2 +7÷9= 0.3÷3%= 81.2-11÷7-×3= 6696÷62-6.5×10.6 = 1. 89÷100= 0.82+0.08= 73×1 = 0.63×10= 4÷10= 17 ÷1000= 0,56+0,4= 1,25×100= 5,6+99= 100÷25= 1-0,93= 90-0,9= 794-198= 68×25= 6756-193-207 = 72×125= 97×363×360 = 8/63 * 9/70 * 15/28 =

10/63 * 9/28 * 14/15 =

15/56 * 9/56 * 9 /70 = ?

12/35 * 8/105 * 9/10 = ? >9/56 * 9/28 * 9/20 = ?

14/45 * 9/14 * 21/40 =

12/35 * 8/63 * 8 /15 = ?

20/21 * 8/21 * 28/45 =

9/70 * 9/35 * 9 /28 = ? >9/35 * 9/56 * 20/63 = ?

9/280 * 20/63 * 12/35 =

35/72 * 21/40 * 8 /105 = ?

8/9 * 8/63 * 8/63 =

35/36 * 40/63 * 8 /35 = ? >9/14 * 10/21 * 21/40 = ?

9/56 * 15/56 * 9/70 =

8/105 * 10/63 * 20 /21 = ?

45

/56 * 8/63 * 8/35 = ?

8/63 * 9/35 * 18/35 = ?