75 - 5x = 19
65 + 2x = 721
62 - 4x = 13
5830 - 5704 + 2633 + 674=
8778 + 836 - 9327 + 1982=
6869 - 4895 + 7259 - 1296=
1 9 × 92 × 2 7 =
1 6 × 1 5 × 71 =
4.4 - 3.69 =
8.06 - 4.12 =
7.39 - 5.21 =
222 - __ = 13
514 - __ = 368
255 - __ = 89
21 × 71 + 23 × 21=
99 × 69 + 50 × 69=
61 × 43 + 11 × 61=
3 × 4 =
8 × 9 =
8 × 5 =
865 ÷ 4 ≈
347 ÷ 6 ≈
252 ÷ 4 ≈
5 × 4 × 2=
29 - 95 + 90=
4 × 2 × 9=
29 - 18 + 13=
17 + 50 - 31=
18 - 14 + 26=
___ - 67 = 190
110 - ___ = 47
629 + ___ = 688
___ - (739 - 340) = 208
870 - (___ - 244) = 404
___ - (699 - 620) = 577
(733 + 669) × 701=
(681 - 389) ÷ 73=
(950 + 211) × 129=
4210 + 4627 - 7461=
1789 + 7327 - 3610=
3132 + 4572 - 6618=
120 + 481 + ___ = 829
231 + ___ + 143 = 651
272 + ___ + 453 = 854
160 ÷ (5 × 4)=
252 ÷ (6 × 7)=
448 ÷ (8 × 7)=
5 + __ = 10
__ - 1 = 9
2 + __ = 4
(494 + 91) × 2=
(795 - 79) × 2=
(286 + 64) × 7=
34 57 ÷ 18 23 ÷ 2 85 =
1 37 × 14 41 ÷ 12 89 =
0.86 + 2 9 =
6 8 + 0.36 =
59 × 2 =
76 × 3 =
37 × 6 =
12 + 8 =
6 + 2 =
11 + 2 =
427 + 448 + 252=
570 + 516 + 384=
511 + 60 + 540=
473 + 330 =
350 + 358 =
374 + 265 =
5 7 - 3 7 - 1 7 =
6 7 - 4 7 - 1 7 =
10.2 × 25.7 =
8.5 × 91.4 =
3.5 × 19.8 =
18.0 ÷ 0.95 ÷ 0.4 =
12.5 ÷ 0.79 ÷ 0.5 =
18.0 ÷ 0.47 ÷ 0.5 =
34 + 28 - __ = 39
34 - __ + 36 = 20
__ - 25 + 44 = 31
1602 + 1074 =
8225 + 1610 =
3647 + 4153 =
__ - 52 - 20 = 1
(__ × 2) × 3 = 54
13 + 89 - __ = 50
169 + 21 ÷ 3=
626 + 833 - 985=
25 ÷ 5 × 5=
54 - 24 + 2 × 5=
8 × 7 - 3 × 2=
81 + 4 × 3 - 26=