14.4-1.6+0.4简便计算？
18个回答
展开全部
6×1.6+28.8×36.8-14.4×80
=9.6(1+3×36.8-120)
=9.6(1+110.4-120)
=9.6×(-8.6)
=(10-0.4)×(-8.6)
=-86+3.44
=-82.56
=9.6(1+3×36.8-120)
=9.6(1+110.4-120)
=9.6×(-8.6)
=(10-0.4)×(-8.6)
=-86+3.44
=-82.56
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展开全部
6×1.6+28.8×36.8-14.4×80
=9.6(1+3×36.8-120)
=9.6(1+110.4-120)
=9.6×(-8.6)
=(10-0.4)×(-8.6)
=-86+3.44
=-82.56
=9.6(1+3×36.8-120)
=9.6(1+110.4-120)
=9.6×(-8.6)
=(10-0.4)×(-8.6)
=-86+3.44
=-82.56
已赞过
已踩过<
评论
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你对这个回答的评价是？
展开全部
6×1.6+28.8×36.8-14.4×80
=9.6(1+3×36.8-120)
=9.6(1+110.4-120)
=9.6×(-8.6)
=(10-0.4)×(-8.6)
=-86+3.44
=-82.56
=9.6(1+3×36.8-120)
=9.6(1+110.4-120)
=9.6×(-8.6)
=(10-0.4)×(-8.6)
=-86+3.44
=-82.56
已赞过
已踩过<
评论
收起
你对这个回答的评价是？
展开全部
6×1.6+28.8×36.8-14.4×80
=9.6(1+3×36.8-120)
=9.6(1+110.4-120)
=9.6×(-8.6)
=(10-0.4)×(-8.6)
=-86+3.44
=-82.56
=9.6(1+3×36.8-120)
=9.6(1+110.4-120)
=9.6×(-8.6)
=(10-0.4)×(-8.6)
=-86+3.44
=-82.56
已赞过
已踩过<
评论
收起
你对这个回答的评价是？
展开全部
6×1.6+28.8×36.8-14.4×80
=9.6(1+3×36.8-120)
=9.6(1+110.4-120)
=9.6×(-8.6)
=(10-0.4)×(-8.6)
=-86+3.44
=-82.56
=9.6(1+3×36.8-120)
=9.6(1+110.4-120)
=9.6×(-8.6)
=(10-0.4)×(-8.6)
=-86+3.44
=-82.56
已赞过
已踩过<
评论
收起
你对这个回答的评价是？
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