36x48+72x26用乘法运算律进行简便计算,应该怎么算?

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36x48+72x26用乘法运算律进行简便计算,应该怎么算?
36x48+72x26用乘法运算律进行简便计算,应该怎么算?

36x48+72x26用乘法运算律进行简便计算,应该怎么算?
36x48+72x26
=36x48+36x2x26
=36x48+36x52
=36x(48+52)
=36x100
=3600

36x48+72x26
=36×2×24+72×26
=72×24+72×26
=72×(24+26)
=72×50
=36×2×50
=36×100
=3600

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36x48+72x26
=36x48+36x3x26
=36x48+36x52
=36x(48+52)
=36x100
=3600
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36x48+72x26
=36×2×24+72×26
=72×24+72×26
=72×(24+26)
=72×50
=36×2×50
=36×100
=3600