(1)比( )大( )的数是( )
(2)比( )小( )的数是( )
(3)拿了( )元钱去商店,花去( )元,还剩( )元.
(4)最( )的一位数是( )
(5)( )表示( )个十( )个一
(6)( )个一,( )个十可以组成数( )
(7)按规律填数( )( ) ( ) ( ) ( )
(8)写出一个加法算式( )+( )=( )
(9)写出一个减法算式( )-( )=( )
(10)买笔用了( )元钱,买零食用了( ),共用( )元钱.
同类型试题
y = sin x, x∈R, y∈[–1,1],周期为2π,函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x, x∈[–1,1], y∈[–π/2,π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2
y = sin x, x∈R, y∈[–1,1],周期为2π,函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x, x∈[–1,1], y∈[–π/2,π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2