Problemas de cálculo de ecuaciones para alumnos de sexto de primaria
199 99×99 7,63×9,9 0,763
3,74×5,8 62,6×0,58 3,43× 14 1.4×75.7-14
1.120-36×4÷18 35
2.(58 37)÷(64-9×5)
3 .(6.8-6.8×0.55)÷8.5
4.0.12× 4.8÷0.12×4.8
5.(3.2×1.5 2.5)÷1.6 (2)3.2×(1.5 2.5)÷1.6
6.6-1.6÷4= 5.38 7.85-5.37=
7.7.2÷0.8-1.2×5= 6-1.19×3-0.43=
8.6.5×(4.8-1.2×4)= 0.68×1.9 0.32×1.9
9.10.15-10.75×0.4-5.7
10.5.8×( 3.87-0.13) 4.2×3.74
11.32.52-(6 9.728÷3.2)×2.5
12.6 ×( 1/2 2/3 )
13,8 × 4/5 8 × 11/5
14,31 × 5/6 – 5/6
15,9/7 - ( 2/7 – 10/21 )
16,5/9 × 18 – 14 × 2/7
17,4/5 × 25/16 2/3 × 3/4
18,14 × 8/7 – 5/ 6 × 12/15
19,17/32 – 3/4 × 9/24
20,3 × 2/9 1/3
21,5/7 × 3 /25 3/7
22,3/14 ×× 2/3 1/6
23,1/5 × 2/3 5/6
24,9/22 1/11 ÷ 1/2
25,5/3 × 11/5 4/3
26,45 × 2/3 1/3 × 15
27,7/ 19 12/19 × 5/6
28.1/4 3/4 ÷ 2/3
29.8/7 × 21/16 1/2
30.101 × 1/5 – 1/5 × 21
31.[-|98 76 (-87)]*23[56 (-75)-(7)]-(8 4 3)
32.5 21*8/2-6-59
33.68/21-8-11*8 61
34.-2/9-7/9 -56
35.4.6-(-3/4 1.6-4-3/4)
36.1/2 3 5/6-7/12
37.[2/3-4-1/4*(-0.4)]/1/3 2
38.22 (-4) (-2) 4*3
39.-2*8-8*1/2 8/1/8
40.(2/3 1/2)/(-1/12)*(-12)
41.(-28)/(-6 4) (-1)
42.2/(-2) 0/7-(-8)*(-2)
43.(1/4-5/6 1/3 2/3)/1/2
4
4.18-6/(-3)*(-2)
45.(5 3/8*8/30/(-2)-3
46.(-84 )/2*(-3)/(-6)
47,1/2*(-4/15)/2/3
48,-3x 2y-5x-7y
49,2/3÷1/2-1/4×2/5
50,2-6/13÷9/26-2/3
Solución Ecuación.
①12 -4x=2
②38: x=4.75: 1
③1/3 x 5/6 x=1.4
12 x 34 x=1
18x-14 x= 12
23 x-5×14 = 14
12 34 x=56
22-14 x= 12
23 x-14 x= 14
x 14 x= 65
23 x=14 x 14
30 x-12 x-14 x = 12
20 (1-20)(320-x)= 320×40
2(x- 2) 2=x 1
2(x-2)-3(4x-1)= 9(1-x)
11x 64-2x = 100-9x
15-(8-5x)=7x (4-3x)
3(x-7)-2[9-4(2-x)]=22
3/2[2/3(1/4x-1)-2]-x = 2