98 + 9594 =
7334 - 1678 =
394 + 5977 =
7 × 5 =
82 - 50 =
29 - 9 =
9x = 25
6x = 60
7x = 18
4 8 + 2 8 + 4 8 =
1 7 + 6 7 - 2 7 =
20 - __ = 19
15 - __ = 8
18 - __ = 7
248 + 191 =
536 - 356 =
987 - 992 =
4.87 + 54 - 5.9=
5.22 ÷ 52 + 8.6=
3.92 × 17 × 7.1=
52 + 4 =
16 + 3 =
67 + 2 =
1.25 × 0.8 =
0.75 × 0.8 =
5.0 × 1.6 =
78 + __ = 81
__ + 9 = 93
84 + __ = 92
399 + 7763 =
83 + 5178 =
952 + 6178 =
4 - 3 + 5 =
8 + 8 - 10 =
3 + 3 - 6 =
92 × 24 - 125=
19 × 39 + 734=
47 × 196 ÷ 98=
11 + 3 + 5 =
6 + 1 + 1 =
1 + 1 + 3 =
0.36 ÷ 5 ÷ 2.2 × 9=
0.74 + 6 + 7.17 × 2=
0.31 × 5 - 4.49 ÷ 6=
74 + 30 + 27=
57 - 31 - 12=
78 - 33 - 33=
656 - 46 - 54=
367 - 112 - 237=
180 - 24 - 76=
5 - 5 =
3 - 3 =
8 - 1 =
280 + __ = 809
864 - __ = 53
432 + __ = 997
2888 + 1738 + 2246=
1397 + 6058 + 2171=
3399 + 1933 + 4085=
409 × 81 ≈
105 × 21 ≈
463 × 42 ≈
697 + (205 - 202)=
498 - (205 - 103)=
497 - (205 + 202)=
__ - 48 - 15 = 10
__ - 11 + 18 = 87
74 - 34 + __ = 100
2.8 × 1 7 =
4.7 × 5 9 =
__ - 28 = 41
__ - 45 = 1
__ - 8 = 2
1 + 1 2 =
1 + 1 3 =
10.2 × 25.7 =
8.5 × 91.4 =
3.5 × 19.8 =
5 5 ÷ 5 =
9 7 ÷ 7 =
342 ÷ 6 =
564 ÷ 6 =
176 ÷ 8 =
811 - (248 + 163 + 315)=
936 - 786 + (352 - 168)=
337 + 339 - 368 + 527=
4 + 5 + 4 =
2 + 2 + 4 =
3 + 9 + 8 =
9.14 × 8 ÷ 0.9=
7.90 × 6 × 0.9=
4.71 × 1 × 2.0=