如题所述
温馨提示:答案为网友推荐,仅供参考
第1个回答 2021-04-25
分数的加减乘除运算,通常是通分
具体计算解答过程如下所示
4/5+8/15×9/16
=4/5+(8/16×9/15)
=4/5+(1/2×3/5)
=4/5+3/10
=8/10+3/10
=11/10
=1+1/10
=1又1/10
具体计算解答过程如下所示
4/5+8/15×9/16
=4/5+(8/16×9/15)
=4/5+(1/2×3/5)
=4/5+3/10
=8/10+3/10
=11/10
=1+1/10
=1又1/10
第2个回答 2021-04-25
4/5十8/15X9/16先乘得,
=4/5十3/10再通分得,
=8/10十3/10
=11/10=1.1
=4/5十3/10再通分得,
=8/10十3/10
=11/10=1.1
第3个回答 2021-04-24
4/5-8/15×9/16
=4/5-3/(5×2)
=8/10-3/10
=5/10
=1/2
=4/5-3/(5×2)
=8/10-3/10
=5/10
=1/2