5⼀7×2⼀3÷(4⼀9)等于多少分数?

2024-12-18 21:09:47
推荐回答(3个)
回答1:

解:5/7×2/3÷(4/9)等于( 15/14 )
∵已知需求出5/7×2/3÷(4/9)等于多少
∴5/7 × 2/3 ÷ (4/9)
= 5/7 × 2/3 × 9/4
= 5/7 × (2/3 × 9/4)
= 5/7 × 3/2
= (5×3)/(7×2)
= 15/14
答:5/7×2/3÷(4/9)等于15/14

回答2:

5/7×2/3÷(4/9)
=10/21÷(4/9)
=10/21×9/4
=15/14

回答3:

5/7×2/3÷(4/9)
=5/7×2/3×9/4
=(5×2×9)/(7×3×4)
=90/84
=15/14
=1又1/14