如题所述
第1个回答 2020-04-02
=74x(100-2)
=74x100-74x2
=7400-148
=7252本回答被网友采纳
=74x100-74x2
=7400-148
=7252本回答被网友采纳
第2个回答 2022-11-08
74×98
=74×(100-2)因为100-2等于98
=74×100-74×2
=7400-148
=7252
=74×(100-2)因为100-2等于98
=74×100-74×2
=7400-148
=7252