100 preguntas de matemáticas de quinto grado
1. 3/7 × 49/9 - 4/3
2. 5/6 – 2/9×3
4. 8× 5/4 1/4
5.
6. 4/7 × 5/9 3/7 × 5/9
7. /8 (1/8 1/9)
9. 5/6 5/6
10. >
11. 7 × 5/49 3/14
12 × (1/2 2/3)
13. /5
14. 31 × 5/6 – 5/6
15. 5/9 × 18 – 14 × 2/7
17 4/5 × 25/16 2/3 × 3/4
18. 5/6 × 12/15
19. 17/32 – 3/4 × 9/24
20. >21. 5/7 × 3/25 3/7
22 3/14 ×× 2/3 1/6
23. /6
24. 9/22 1/11 ÷ 1/2
25. × 2/3 1/3 × 15
27 7/19 12/19 × 5/6
28. >
29. 8/7 × 21/16 1/2
30.101 × 1/5 – 1/5 × 21
31.50+160÷40
32.120-144÷18 35
33.347 45×2-4160÷52
34(58 37)÷(64-9×5)
35.95÷(64-45)
36.178-145÷5×6 42
37.812-700÷(9 31×11)
38.85 14 ×(14 208÷26)
39.(284 16)×(512-8208÷18)
40.120-36×4÷18 35
41. (58 37)÷(64-9×5)
42.(6.8-6.8×0.55)÷8.5
43.0.12× 4.8÷0.12×4.8 p>
p>
44. (3,2×1,5 2,5)÷1,6 (2) 3,2× (1,5 2,5)÷1,6
45,6-1,6÷4= 5,38 7,85-5,37=
46.7.2÷0.8-1.2×5= 6-1.19×3-0.43=
47.6.5×(4.8-1.2×4)= 0.68×1.9 0.32×1.9
48.10
.15-10.75×0.4-5.7
49.5.8× (3.87-0.13) 4.2×3.74
50.32.52-(6 9.728÷3.2)×2. >
3X 5X=48 14X-8X=12 6*5 2X=44
20X-50=50 28 6X=88 32-22X=10
24-3X =3 10X*(5 1)=60 99X=100-X
X 3=18 X-6=12 56-2X=20
4y 2=6 x 32= 76 3x 6=18
16 8x=40 2x-8=8 4x-3*9=29
8x-3x=105 x-6*5=42 x 5= 7
2x 3=10 12x-9x=9 6x 18=48
56x-50x=30 5x=15 78-5x=28
32y- 29=3 5x 5=15 89x-9=80
100-20x=20 55x-25x=60 76y-75=1
23y-23=23 4x-20= 0 80y 20=100
53x-90=16 2x 9x=11 12y-12=24
80 5x=100 7x-8=6 65x 35=100
19y y=40 25-5x=15 79y y=80
42x 28x=140 3x-1=8 90y-90=90
80y-90=70 78y 2y=160 88-x=80
9-4x=1 20x=40 65y-30=100
51y-y=100 85y 1=-86 45x-50=40
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 p>
p>
X-5.7=2.15
15 5X-2X=18
3X 0.7=5
x+13=33
3 - 5x=80
1.8 6x=54
6.7x -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
3-5x=80
1.8- 6x=54
6.7x-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
22-14x=12
23x-14x=14
x+14x=65
23x= 14x+14
30x12x-14x=1
x-0.7x=3.6