4.9×6.4+14×0.36-6.4×3.5等于几?
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![4.9×6.4+14×0.36-6.4×3.5等于几?](/uploads/image/z/383899-67-9.jpg?t=4.9%C3%976.4%EF%BC%8B14%C3%970.36%EF%BC%8D6.4%C3%973.5%E7%AD%89%E4%BA%8E%E5%87%A0%3F)
4.9×6.4+14×0.36-6.4×3.5等于几?
4.9×6.4+14×0.36-6.4×3.5等于几?
4.9×6.4+14×0.36-6.4×3.5等于几?
4.9×6.4+14×0.36-6.4×3.5
=(4.9-3.5)×6.4+14×0.36
=1.4×6.4+14×0.36
=1.4×(6.4+3.6)
=1.4×10
=14
14
0
4.9×6.4+14×0.36-6.4×3.5
=6.4×(4.9-3.5)+14×0.36
=6.4×1.4+14×0.36
=1.4×(6.4+3.6)
=1.4×10
=14
(4.9 × 6.4) + (14 × 0.36) - (6.4 × 3.5) = 14
这是一道有规律的算式题,先观察后计算即可。
先算4.9×6.4-6.4×3.5=6.4×(4.9-3.5)=6.4×1.4;
然后可以把14×0.36转化为1.4×3.6;
最后6.4×1.4+1.4×3.6=1.4×(6.4+3.6)=14.
投三楼一票
13.97
4.9×6.4+14×0.36-6.4×3.5
=(4.9-3.5)×6.4+14×0.36
=1.4×6.4+14×0.36
=1.4×(6.4+3.6)
=1.4×10
=14
4.9×6.4+14×0.36-6.4×3.5
=6.4×(4.9-3.5)+14×0.36
=6.4×1.4+14×0.36
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4.9×6.4+14×0.36-6.4×3.5
=(4.9-3.5)×6.4+14×0.36
=1.4×6.4+14×0.36
=1.4×(6.4+3.6)
=1.4×10
=14
4.9×6.4+14×0.36-6.4×3.5
=6.4×(4.9-3.5)+14×0.36
=6.4×1.4+14×0.36
=1.4×(6.4+3.6)
=1.4×10
=14
(4.9 × 6.4) + (14 × 0.36) - (6.4 × 3.5) =14
这是一道有规律的算式题,先观察后计算即可。
先算4.9×6.4-6.4×3.5=6.4×(4.9-3.5)=6.4×1.4;
然后可以把14×0.36转化为1.4×3.6;
最后6.4×1.4+1.4×3.6=1.4×(6.4+3.6)=14.
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