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0.25+3.7×1/4+3.3×25%简便运算?
2个回答
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0.25+3.7×1/4+3.3×25%
=0.25+3.7×0.25+3.3×0.25
=(1+3.7+3.3)×0.25
=8×0.25
=2
如果有帮助,请采纳并点赞,谢谢!
=0.25+3.7×0.25+3.3×0.25
=(1+3.7+3.3)×0.25
=8×0.25
=2
如果有帮助,请采纳并点赞,谢谢!
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