如题所述
第1个回答 2020-04-03
用分配律
101x170-170
=(101-1)x170
=100x170
=17000本回答被网友采纳
101x170-170
=(101-1)x170
=100x170
=17000本回答被网友采纳
第2个回答 2022-07-09
178*101-170
=178*101-170
=17800-8
=17792
=178*101-170
=17800-8
=17792
第3个回答 2020-04-03
原式=(101-1)x170
=100x170
=17000
=100x170
=17000