用简便方法计算6.25X0.16+264X0.0625+5.2X6.25+0.625X20

答案:6 悬赏:20 手机版

解决时间 2021-03-30 09:38

提问者网友：兔牙战士
2021-03-29 21:52

最佳答案

五星知识达人网友：傲气稳了全场
2021-03-29 22:55

6.25×0.16+264×0.0625+5.2×6.25+0.625×20
=6.25×0.16+2.64×6.25+5.2×6.25+6.25×2
=6.25×(0.16+2.64+5.2+2)
=6.25×10
=62.5

全部回答

1楼网友：行雁书
2021-03-30 04:36

6.25X0.16+264X0.0625+5.2X6.25+0.625X20=2.5*2.5*0.4*0.4+24*11*0.25*0.25+4*1.3*6.25+0.625*20=62.5

2楼网友：我住北渡口
2021-03-30 02:57

6.25*0.16+264*0.0625+5.2*6.25+0.625*20
=6.25*0.16+2.64*6.25+5.2*6.25+6.25*2
=6.25*(0.16+2.64+5.2+2)
=6.25*10
=62.5

3楼网友：大漠
2021-03-30 01:44

6.25X0.16+64X0.0625+5.2X6.25+0.625X20
=625*0.0016+625*0.0264+625*0.052+625*0.02
=625*（0.0016+0.0264+0.052+0.02）
=625*（0.028+0.052+0.02）
=625*（0.08+0.02）
=625*0.1
=62.5

4楼网友：底特律间谍
2021-03-30 00:34

6.25*0.16+6.25*2.64+6.25*5.2+6.25*2
=6.25*（0.16+2.64+5.2+2）
=6.25*（2.8+5.2+2）
=6.25*（8+2）
=6.25*10
=62.5

5楼网友：舊物识亽
2021-03-30 00:12

6.25X0.16+264X0.0625+5.2X6.25+0.625X20
=6.25X0.16+2.64X6.25+5.2X6.25+6.25X2
=6.25(0.16+2.64+5.2+2)
=6.25×10
=62.5

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