1.5×4=
2.5×4 =
0.13× 4=
2.4-0.8=
4.2×1000=
O .75+0.8 =
8.5×100=
0.18×0.3=
O .04×25=
1000×0.756=
0.5×100=
2.5×1.47×0.4=
1.25×8=
3.8×2=
1.6×0.2=
2.5x3
3.1x5
2.1x9
8.9x20
6.8x3
5.5x5
2.5x4
0.125x4
3.3x4
5.7x4
6.5x7
2.2x4
3.5x5
4.6x6
255x0.125
3.6x7
3.5x7
3.2x2
3.4x2
9.8x2
0.125x3
2.24x6
2.7x5
2.8x9
9.9x0.001
55x0.6
35x0.8
44x0.9
66x0.1
77x0.2
3.4x30
7.5x80
0.99x0.1
3.3x40
78x0.25
99x0.1
8.8x0.5
1.5x6
8.9x8
0.12x6
2.8x9
3.6x9
4.5x6
6.7x0.2
0.8x97
25x0.25
88x0.7
0.66x8
给点分呀!
我懒得数是多少道,反正是50道以上