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（2012•安远县模拟）怎样算简便就怎样算（4800÷12+1）×122.4+2.4×3.75+2.4×0.2556×1.8+56×4.2（815+920×23）÷11224×1943+62×1943（0.4+0.5）÷（1.75-0.75）×0.512×(14+16−13)209+491+258+42101×0.33
题目详情
| 怎样算简便就怎样算 （4800÷12+1）×12 | 2.4+2.4×3.75+2.4×0.25
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（0.4+0.5）÷（1.75-0.75）×0.512×(
| 209+491+258+42 | ||||||||||||
| 101×0.33 | 99×23． |
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▼优质解答
答案和解析
（1）（4800÷12+1）×12=4800÷12×12+1×12，=4800+12，=4812．（2）2.4+2.4×3.75+2.4×0.25=（1+3.75+0.25）×2.4，=5×2.4，=12；（3）56×1.8+56×4.2=（1.8+4.2）×56，=6×56，=5；（4）（815+920×23）÷11...
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