3/7 × 49/9-4/3
2.8/9 × 15/36 1/27
3.12× 5/6 – 2/9 ×3
4,8× 5/4 1/4
5,6÷ 3/8 – 3/8 ÷6
6,4/7 × 5/9 3/7 × 5/9
7,5/2 - ( 3/2 4/5 )
8,7/8 ( 1/8 1/9 )
9,9 × 5/ 6 5 /6
10.3/4 × 8/9 - 1/3
11.7 × 5/49 3/14
12.6 ×( 1/2 2/ 3 )
13,8 × 4/5 8 × 11/5
14,31 × 5/6 – 5/6
15,9/7 - ( 2 /7 – 21/10 )
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
31.50 160÷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
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
Dos: 1,x-5,7 = 2,15.
2.15 5X-2X=18
3.3X 0.7=5
4.3.5×2= 4.2 x
5.26×1.5 = 2x 10
6.0.5×16―16×0.2=4x
7.13 9.25-X=0.403
8.16.9÷X=0.3
9.X÷0.5=2.6
10.x 13=33
11.3 - 5x=80
12.1.8 6x =54
13.6.7x -60.3=6.7
14.9 4x =40
15.80*3.8=X*2.6
16.3X-X =24
17.3X-X=42
18.2X=42
19.X-99=88
20.30-X=1
21.654 >
25.85*X=7225
26.75*X=5625
27.45*X=2025
28.25*X= 625
29.15*X=225
30.65*X=4225
Se pueden seleccionar 50 cálculos que no son de diseño. Resuelve 30 ecuaciones.
¡Pides demasiado, sólo puedo ayudarte hasta cierto punto!