摘要:8×7+4.56÷1.9)×12.5 15.73--1.83
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脱式计算,能简算的要简算.
(1)99×0.625+0.625
(2)(53.76-17.49)÷1.8
(3)(0.8×7+4.56÷1.9)×12.5
(4)15.73-(2.17+0.73)-1.83
(5)51.6÷[(5.4-3.25)×0.8]
(6)2.22×3.8-0.4×4.44.
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(1)99×0.625+0.625
(2)(53.76-17.49)÷1.8
(3)(0.8×7+4.56÷1.9)×12.5
(4)15.73-(2.17+0.73)-1.83
(5)51.6÷[(5.4-3.25)×0.8]
(6)2.22×3.8-0.4×4.44.
| 脱式计算,能简算的要简算. ①99×0.625+0.625 ②(53.76-17.49)÷1.8 |
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| ③(0.8×7+4.56÷1.9)×12.5 |