85×53×48等于多少升?
1个回答
2022-05-16
展开全部
85×53×48
=85×53×(50-2)
=85×(50-2)×53
=(85×50-85×2)×53
=(4250-170)×53
=4080×(50+3)
=4080×50+4080×3
=204000+12240
=216240
=85×53×(50-2)
=85×(50-2)×53
=(85×50-85×2)×53
=(4250-170)×53
=4080×(50+3)
=4080×50+4080×3
=204000+12240
=216240
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