Preguntas de cálculo sencillas para matemáticas de primaria
1. 2/3÷1/2-1/4×2/5
2.
3/2+1/2÷4/5+3/8
4. /10÷9/20
6.5/9×3/12/7÷2/5
7. -1/8
8.3/4×5/7×4/3-1/2
9.
10. 8×5/6+2/5÷4
11. /9×3 /4-3/8÷3/4
13、 5/8÷5/4+3/23÷9/11
23) 1,2×2,5 0,8× 2,5
24) 8,9×1,25-0,9×1,25
25) 12,5×7,4×0,8
26) 9,9×6,4-(2,5 0,24) 27) 6,5×9,5 6,5×0,5
0,35×1,6 0,35×3,4
0,25×8,6×4
6,72-3,28-1,72
0,45 6,37 4,55
5,4 6,9×3-(25-2,5)2×41846-620-380
4,8×46 4,8×54
0,8 0,8× 2,5
1,25×3,6×8×2,5-12,5×2,4
28×12,5-12,5×20
23,65-(3,07 3,65)
( 4 0.4×0.25) 8×7×1.25
1.65×99 1.65
27.85-(7.85 3.4)
48×1.25 50× 1,25×0,2×8
7,8×9,9 0,78
(1010 309 4 681 6)×12
3×9146×782×6×854 p>
5.15×7/8 6.1-0.60625
1 3/7 × 49/9 - 4/3
2. /27
3. 12× 5/6 – 2/9×3
4. 3/8 – 3/8 ÷6
6. 4/7 × 5/9 3/7 × 5/9
7. 4/5 )
8. 7/8 (1/8 1/9)
9. 3/4 × 8 /9 - 1/3
11 7 × 5/49 3/14
12 × ( 1/2 2/3 ) . p>
13 8 × 4/5 8 × 11/5
14 . /7 – 21/10)
16. 5/9 × 18 – 14 × 2/7
17.
25/16 2/3 × 3/4
18 14 × 8/7 – 5/6 × 12/15
19. /24
20. 3 × 2/9 1/3
21. ×× 2/3 1/6
23. 1/5 × 2/3 5/6
24.
25. 5/3 × 11/5 4/3
26 45 × 2/3 1/3 × 15
27. 5/6
28. 1/4 3/4 ÷ 2/3
29. 101 × 1/5 – 1/5 × 21
31.50+160÷40 (58 370)÷(64-45)
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 42 420 580-64×21÷28
37.812-700÷ (9 31×11) (136 64)× (65-345÷23)
38.85 14×(14 208÷26)
39.(284 16)×(512-8208÷18)
40.120-36×4÷18 35 p> p>
41.(58 37)÷(64-9×5)
42.(6.8-6.8×0.55)÷8.5
43.0.12× 4,8÷ 0,12×4,8
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 )×2.5
51.[(7.1-5.6)×0.9-1.15] ÷2.5
52.5.4÷[2.6×(3.7-2.9) 0.62] p>
53.12×6÷(12-7.2)-6 (4)12×6÷7.2-6
102×4.5
7.8×6.9+2.2× 6,9
5,6×0,25
8× (20-1,25)
127 352 73 4489 276 135 33
25 71 75 29 88243 89 111 57
9405-2940÷28×21
920-1680÷40÷7
690 47×52-398
148 3328÷64-
75
360×24÷32 730
2100-94 48×54
51 (2304-2042)×23
4215 (4361-716)÷81
(247 18)×27÷25
36-720÷(360÷18)
1080÷(63- 54)×80
(528 912)×5-6178
8528÷41×38-904
264 318-8280÷69
(174 209)×26- 9000
814-(278 322)÷15
1406 735×9÷45
3168-7828÷ 38 504
796-5040÷(630÷7)
285 (3000-372)÷36
1 5/6-19/12 p>
p>
(-54)x1/6x(-1/3)
1.18.1+(3-0.299÷0.23)×1
2.(6,8-6,8 ×0,55)÷8,5