¡Respuestas rápidas a 400 preguntas de aritmética en el primer volumen de quinto grado! !
14-7,4=6,6, 1,92÷0,04=48, 0,32×500=160, 0,65+ 4,35= 5
10-5,4=4,6, 4÷20=0,2, 3,5×200=700, 1,5-0,06=1,44
0,75÷15=0,05, 0,4×0,8= 0,32, 4×0,25=1, 0,36+1,54=2
1,01×99=99,99, 420÷35=12, 25×12=300, 135÷0,5=270
3/4 + 1/4 =1, 2 + 4/9 =22/9, 3 - 2/3 =7/3, 3/4 - 1/2= 1/4
1/ 6 + 1/2 -1/6 =1/2, 7.5-(2.5+3.8)=1.2, 7/8 + 3/8 =5/4
3/10 +1/5 = 1/2, 4/5 - 7/10 =1/10, 2 - 1/6 -1/3 =1,5
0,51÷17=0,03, 32,8+19=51,8, 5,2÷1,3= 4, 1,6×0,4= 0,64
4,9×0,7=3,43, 1÷5=0,2, 6÷12=0,5, 0,87-0,49=0,38
1.(1+1 /2)(1+1/3)(1+1/4)......(1+1/100)
2.(1-1/2)(1-1 /3)(1-1/4)......(1-1/100)
3,8+2-8+2
4,25*4/25* 4
5.7.26-(5.26-1.5)
6.286+198
7.314-202
8.526+301
9.223-99
10.6.25+3.85-2.125+3.875
11.9-2456*21
12.0.5/11.5-4* 2.75
13.1/2×3/5
14.3.375+5.75+2.25+6.625
15.1001-9036÷18
16.3.8×5.25+14.5
17.2.1*4.3+5.7*2.1
18.30×1/3
19.102*45-328
20.2/3×12
21.2.8*3.1+17.6/8
22.3/5×5/6
23.(50 -12.5)/2.5
24.2/5×1/3
25.6110*47+639
26.1/2-1/6
27.3.5*2.7-52.2/18
28.1/7×1/5
29.3.375*0.97+0.97*6.625
30.25× 4/5
31.6.54+2.4+3.46+0.6
32.5/6-1/2
33.95.6*1.8+95.6*8.2
34.1/2×1/5
35.600-420/12
36.344/3.6-5.4*0.25
37.16/2+ 30/2+90/6
38.3001-1998.
39.5000-105*34
40.0.15/0.25+0.75*1.2
41.(1/2+1/3
+1/4)*0.24
42.(25+4)*4
43.300-4263/21
44.0.81/0.25+5.96
45.403÷13×27
46.1.5×4.2-0.75÷0.25
47.3.27×4 +3.27×5.7
48.(1,2+ 1,8)×4,51025-768÷32
49,0,25×80-0,45÷0,9
50,1025-768÷32
51,0. 25*2.69*4
52.2348+275*16
53.2/9*15/8-1/12*9/5
54.2.4+ 2,4*(5,375-3,375)
55,645-45*12
56,0,15+1,2/0,24-0,45
57,3,75-(2,35+0,25 /1.25)
58.76*1/4+23*25/100.25
59.10-2.87-7.13
60.0.96+9.6*9.9
61.7.5-5.7*1/3
62.12.37-3.25-6.75
63.16*6.8+2.2*16+16
64.401*19+284
65.58.7-16.65/3.7
66.0.4*4.7*2.5+(2.3+5.3)
67.9. 31-1.125-7.875
68.64128*45
69.8.2*1.6-0.336/4.2
70.400*(0.62+0.08)
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
123+25=148 123-35=88 56×7=392 135 ÷5=27
248+89=337 ...146-23=123 ...155×5=775 ...456-12=38 ...
456+45=501 ...546-457=89 ...45×10=451 ...564-12=47 ...
879+54=933 ...896-546 =350...56×12=672....45-5=9...
457+456=913...
No incluido
p>
30,8÷[14-(9,85+1,07)]
[60-(9,5+28,9)]÷0,18
2,881÷0,43-0,24× 3,5 p>
20×[(2,44-1,8)÷0,4+0,15]
28-(3,4+1,25×2,4)
2,55
×7.1+2.45×7.1
777×9+1111×3
0.8×〔15.5-(3.21+5.79)〕
(31.8+3.2× 4)÷5
31,5×4÷(6+3)
0,64×25×7,8+2,2
2÷2,5+2,5÷2 p> p>
194-64.8÷1.8×0.9
36.72÷4.25×9.9
5180-705×6
24÷2.4-2.5 ×0,8
(4121+2389)÷7
671×15-974
469×12+1492
405×( 3213- 3189)
3.416÷(0.016×35)
0.8×[(10-6.76)÷1.2]
19.4×6.1×2.3 p>
5,67×0,2-0,62
18,1×0,92+3,93
0,0430,24+0,875
0,4×0,7×0,25
0.75×102 100-56.23
0.78+5.436+1
4.07×0.86+9.12.5
30.8÷[14-(9.85+ 1.07) ]
[60-(9.5+28.9)]÷0.18
2.881÷0.43-0.24×3.5
20×[(2.44-1.8) ÷0,4 +0,15]
28-(3,4+1,25×2,4)
2,55×7,1+2,45×7,1
777×9+1111×3< /p >
0.8×〔15.5-(3.21+5.79)〕
(31.8+3.2×4)÷5
31.5×4÷(6+3)< /p >
0,64×25×7,8+2,2
2÷2,5+2,5÷2
194-64,8÷1,8×0,9
36,72÷ 4,25× 9,9
5180-705×6
24÷2,4-2,5×0,8
(4121+2389)÷7
671× 15-974
469×12+1492
405×(3213-3189)
3.416÷(0.016×35)
0,8×[(10-6,76)÷1,2]
19,4×6,1×2,3 5,67×0,2-0,62
18,1×0,92+3,93 0,0430,24+0,875
0.4×0.7×0.25 0.75×102 100-56.23
0.78+5.436+1 4.07×0.86+9.12.5
Cálculo simple
Es multiplicación /División
0.3*2.5*0.4
50*0.13*0.2
0.8*630*0.125
0.78* 101
p>1.5*102
9.8*25
1.2*2.5+0.8*2.5
1.25*0.7*0.8
0.038*5*2.1
3.8+4.5+6.2
93/0.31/3
3.25-0.84-0.16
88 *0,25*4
2,8*3,6+1,4*2,8
63*10,1
(3,2+0,128)/0,8
9,83 *1,5+6,17*1,5
10
.1*87
312*4+188*4
0.135*500*0.2
6.3+0.84+3.7+8.16
18,75-0,43-4,57
0,25*0,03*4
13,7*0,25*8
2,65*1,7+1,35*1,7
32,8+5,6+7,2
(2,5+0,25)*0,4
8*(2,5*0,25)
8,4*0,2+1,6*0,2 p>
1.25*0.8*0.5
(1.5+0.25)*0.4
1.2*0.4+1.3*0.4
Ecuación
9+6x=14
x+9x=4+7
2x+9=17
8-4x=6
6x-7=12
7x-9=8
x-56=1
8-7x=1
x-30=12
6x-21=21
6x-3=6
9x=18
4x- 18 =13
5x+9=11
6-2x=11
x+4+8=23
7x- 12 =8
X-5.7=2.15
15 5X-2X=18
3X 0.7=5
x+13= 33
3-5 veces=80
1.8 +6x=54
6.7 veces-60.3=6.7
9 +4x = 40
2x+8=16
3.5×2= 4.2 x
26×1.5= 2x
0.5×16―16 × 0.2=4x
9.25-X=0.403
16.9÷X=0.3
X÷0.5=2.6
3-5 Veces =80
1.8-6x=54
6.7 veces-60.3=6.7
9 +4x=40
0.2x- 0.4 +0,5=3,7
9,4x-0,4x=16,2
12-4x=20
1/3x+5/6x=1,4
12x+34x=1
18x-14x=12
23 x-5×14=14
12+34x=56 p >
22-14x=12
23x-14x=14
x+14x=65
23x=14x+14
30x12x-14x=1
x-0.7x=3.6
Lo hice yo mismo. Los plagiadores morirán.