36x98+72,怎样简便计算?
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36X98+72
=36X98+36X2
=36X(98+2)
=36X100
=3600
=36X98+36X2
=36X(98+2)
=36X100
=3600
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展开全部
简便计算过程如下
36×98+72
=36×98+36×2
=36×(98+2)
=36×100
=3600
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36×98+72
=36×98+36×2
=36×(98+2)
=36×100
=3600
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展开全部
36×98+72
=36×98+36×2
=36×(98+2)
=36×100
=3600
=36×98+36×2
=36×(98+2)
=36×100
=3600
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展开全部
36×98+72
=36×2×49+72
=72×49+72×1
=72×(49+1)
=72×50
=3600
=36×2×49+72
=72×49+72×1
=72×(49+1)
=72×50
=3600
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