直接写出得数.
2-1.7= | 9.9÷ | 0.5+1 | ×3.5 |
0.9×99+0.9 | (+)×30 | 3÷2.8(估算)≈ | 0.312×2(得数保留1位小数)≈ |
直接写出得数.
1.8×0.5= | 3.78÷6= | 8.1÷0.9= | 98÷0.1= | 16.4÷4= | 1.92÷0.3= |
1.09+9.01= | 80×0.25= | 1.3-0.7= | 0.01×800= | 72×3.8= | 5.98÷0.28= |
2-1.7= | 9.9÷ | 0.5+1 | ×3.5 |
0.9×99+0.9 | (+)×30 | 3÷2.8(估算)≈ | 0.312×2(得数保留1位小数)≈ |
1.8×0.5= | 3.78÷6= | 8.1÷0.9= | 98÷0.1= | 16.4÷4= | 1.92÷0.3= |
1.09+9.01= | 80×0.25= | 1.3-0.7= | 0.01×800= | 72×3.8= | 5.98÷0.28= |