题目内容
怎样简便就怎样算。
|
| (1)原式= 45×(97+3) = 45×100 = 4500 |
(2)原式= 483-(154+46) = 483-200 =283 |
(3)原式=68×(100+3) |
| (4)原式=9.63+0.37-(2.74+2.26) =10-5 =5 |
(5)原式=65.8-15.8+6.9 =50+6.9 =56.9 |
(6)原式=125×8×2×5 =1000×2×5 =10000 |
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题目内容
怎样简便就怎样算。
|
| (1)原式= 45×(97+3) = 45×100 = 4500 |
(2)原式= 483-(154+46) = 483-200 =283 |
(3)原式=68×(100+3) |
| (4)原式=9.63+0.37-(2.74+2.26) =10-5 =5 |
(5)原式=65.8-15.8+6.9 =50+6.9 =56.9 |
(6)原式=125×8×2×5 =1000×2×5 =10000 |