概要:=3( )-4=94+( )=133+( )=820-( )=10( )+6=12( )+4=920-( )=4( )-4=1115-( )=1010-( )=3( )-5=46+( )=11( )-5=13( )+3=68-( )=4( )-6=11( )-3=612-( )=4( )-4=43+( )=8( )-6=8( )-4=916-( )=710-( )=416-( )=715-( )=12( )-4=04+( )=19( )-0=6( )-6=9( )-6=19-( )=44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] 下一页
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.com( )-4=9
4+( )=13
3+( )=8
20-( )=10
( )+6=12
( )+4=9
20-( )=4
( )-4=11
15-( )=10
10-( )=3
( )-5=4
6+( )=11
( )-5=13
( )+3=6
8-( )=4
( )-6=11
( )-3=6
12-( )=4
( )-4=4
3+( )=8
( )-6=8
( )-4=9
16-( )=7
10-( )=4
16-( )=7
15-( )=12
( )-4=0
4+( )=19
( )-0=6
( )-6=9
( )-6=1
9-( )=4
4
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