62×36-62+62×35
=62×36-62×1+62×35
=62×(36-1+35)
=62×70
=(60+2)×70
=4200+140
=4340
标签:62X36
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62×36-62+62×35
=62×36-62×1+62×35
=62×(36-1+35)
=62×70
=(60+2)×70
=4200+140
=4340
标签:62X36