36x98+72,怎样简便计算?
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发布时间:2024-01-30 21:55
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热心网友
时间:2024-03-12 11:59
简便计算36x98+72
解题思路:不能进行简便运算的按顺序计算,简便运算核心是运用加法和乘法各种定律进行计算,计算出整数部分方便后续计算的过程
解题过程:
36×98+72
=36×(98+2)
=36×100
=3600
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热心网友
时间:2024-03-12 11:59
36X98+72
=36X98+36X2
=36X(98+2)
=36X100
=3600
热心网友
时间:2024-03-12 12:00
简便计算过程如下
36×98+72
=36×98+36×2
=36×(98+2)
=36×100
=3600
望采纳
热心网友
时间:2024-03-12 12:00
36×98+72
=36×98+36×2
=36×(98+2)
=36×100
=3600
热心网友
时间:2024-03-12 12:01
36×98+72
=36×2×49+72
=72×49+72×1
=72×(49+1)
=72×50
=3600