4.25*102简便运算
计算:
4.25*102
=4.25x(100+2)
=425+8.5
=433.5
4.25*102
=4.25x(100+2)
=425+8.5
=433.5
温馨提示:答案为网友推荐,仅供参考
第1个回答 2016-09-16
希望采纳
第2个回答 2016-09-16
=4.25×100+4.25成2
=425+8.5
=433.5
=425+8.5
=433.5
第3个回答 2016-09-16
=4.25x(100+2)
=4.25x100+4.25x2
=425+8.5
=433.5
=4.25x100+4.25x2
=425+8.5
=433.5