概要:+( )=1315-( )=4( )+4=12( )-4=13( )+3=14( )-3=817-( )=88+( )=11( )-3=8( )+3=106+( )=16( )-14=016-( )=813-( )=6( )-14=04+( )=913-( )=10( )-4=3 上一页 [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12] [13] [14] [15] [16] [17] [18] [19] [20] [21] [22] [23] [24]
口算练习(一)——20以内加减法速算,标签:一年级数学课外辅导大全,http://www.youer8.com15-( )=4
( )+4=12
( )-4=13
( )+3=14
( )-3=8
17-( )=8
8+( )=11
( )-3=8
( )+3=10
6+( )=16
( )-14=0
16-( )=8
13-( )=6
( )-14=0
4+( )=9
13-( )=10
( )-4=3
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