单选题
708×3(____)807×3
题目答案
B
您的答案
答案解析
因为708×3=2124,807×3=2421且2124<2421所以708×3<807×3
708×3(____)807×3
304×8(____)2400
320×3(____)230×2
44×3(____)33×4
109×7(____)7×109
$\frac {1} {3}$( )$\frac {1} {9}$
$\frac {1} {2}$( )$\frac {1} {3}$
$\frac {1} {9}$( )$\frac {1} {7}$
$\frac {1} {9}$( )$\frac {1} {6}$
$\frac {1} {5}$( )$\frac {1} {10}$
$\frac {1} {6}$( )$\frac {1} {7}$