乘法
87 x 19 =
1653
558 ÷ 9 =
62
19.2 + 31.82 =
51.02
1 1/4 - 5/6 =
5/12
8 + 7 × ( 48 ÷ 3 + 4)
148
95 x 67 =
6365
5272 ÷ 8
659
20.27 - 13.59 =
6.68
3 1/5 - 2 1/4 =
19/20
14 ÷ 2 × 5 – 5 =
30
583 x 34 =
19822
3211÷ 19 =
169
77.2 - 43.778 =
33.422
7 2/3 ÷ 6 2/5 =
1 19/96
8 × 2 + 38 ÷ 2 =
35
9518 x 38 =
361684
5304 ÷ 39 =
136
0.486 ÷ 6.5 =
0.072
5/12 + 1 1/4 - 2/3 =
1
87 ÷ 3 + 4 × 25 – 89=？
40
9584 x 421 =
4034864
61275 ÷ 95 =
645
6.811 x 4.977 =
33.898347
8.2 + 11 1/2 - 1 1/4 =
18 9/20
18.45
64 ÷ 4 × (2 + 7 × 7) + 85=？
901