问题
解答题
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答案
(1)0.46+0.54=1; | (2)0.4×50=20; | (3)50×0.84×0.2=8.4; | (4)3.23×98+3.23×2=323; |
(5)3.1-0.45-0.55=2.1; | (6)1.6÷2=0.8; | (7)3.14÷0.314=10; | (8)8.4÷0.21=40. |
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(1)0.46+0.54=1; | (2)0.4×50=20; | (3)50×0.84×0.2=8.4; | (4)3.23×98+3.23×2=323; |
(5)3.1-0.45-0.55=2.1; | (6)1.6÷2=0.8; | (7)3.14÷0.314=10; | (8)8.4÷0.21=40. |