直接写出得数
(1)0.25×3= | 9.1÷1.3= | 0.56×100= | 4.5÷0.9= |
(2)3.3×0.4= | 6.4÷0.08= | 5.1÷1.7= | 1×0.845= |
(3)8×(2.5+0.25)= | 15÷0.15= | 4.2÷0.14= | 0.81÷0.9= |
(4)13.5-6.2-3.8= | 4.9+8.7+5.1= | 2.4×1.25= | 1÷0.05= |
简便计算
27.2-4.42-2.58 | 38.3+45.5-8.3 | 99×37+37 | 98×45. |
(1)0.25×3= | 9.1÷1.3= | 0.56×100= | 4.5÷0.9= |
(2)3.3×0.4= | 6.4÷0.08= | 5.1÷1.7= | 1×0.845= |
(3)8×(2.5+0.25)= | 15÷0.15= | 4.2÷0.14= | 0.81÷0.9= |
(4)13.5-6.2-3.8= | 4.9+8.7+5.1= | 2.4×1.25= | 1÷0.05= |
27.2-4.42-2.58 | 38.3+45.5-8.3 | 99×37+37 | 98×45. |