3⼀10×1⼀4×5⼀9怎么算?

2025-06-28 16:25:13
推荐回答(2个)
回答1:

解:3/10×1/4×5/9等于( 1/24 )
∵已知需求出3/10×1/4×5/9等于多少
∴3/10 × 1/4 × 5/9
= 3/10 × 5/9 × 1/4
= 3/(5×2)× 5/(3×3) × 1/4
= 1/6 × 1/4
= 1/24
答:3/10×1/4×5/9等于1/24

回答2:

3/10×1/4×5/9
=3/10×5/9×1/4
=1/6×1/4
=1/24