5/9×3/10÷3/4=? 2/3×(1÷4/9)=? 23×3/8+23×5/8=? 3/6÷6/7×11=?
问题描述:
5/9×3/10÷3/4=? 2/3×(1÷4/9)=? 23×3/8+23×5/8=? 3/6÷6/7×11=?
答
2/9 3/2 23 231/36
5/9×3/10÷3/4=? 2/3×(1÷4/9)=? 23×3/8+23×5/8=? 3/6÷6/7×11=?
2/9 3/2 23 231/36