72×26+26×48简便运算

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72×26+26×48简便运算72×26+26×48简便运算72×26+26×48简便运算72x26+26x48=(72+48)x26=120x26=(100+20)x26=100x26+20x26=

72×26+26×48简便运算
72×26+26×48简便运算

72×26+26×48简便运算
72x26+26x48
=(72+48)x26
=120x26
=(100+20)x26
=100x26+20x26
=2600+520
=3120