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小学一年级数学20以内加减法练习题部分内容预览
小学一年级数学（上册）口算练习题（一）
13 - 5 = 14 - 6 = 13 - 8 = 9 + 8 =
17 - 9 = 12 - 4 = 14 - 9 = 11 - 2 =
13 - 4 = 8 + 6 = 12 - 9 = 17 - 4 =
12 - 5 = 15 - 8 = 15 - 6 = 12 - 4 =
18 - 9 = 16 - 9 = 16 - 7 = 14 - 8 =
14 + 2 = 18 - 9 = 14 - 5 = 13 - 4 =
11 - 6 = 17 - 8 = 15 - 6 = 11 + 9 =
15 - 9 = 18 - 9 = 13 + 2 = 13 - 6 =
16 - 8 = 12 - 6 = 14 - 6 = 15 - 7 =
12 + 7 = 17 - 8 = 11 - 9 = 11 - 3 =
17 - 8 = 12 - 3 = 12 - 7 = 13 - 6 =
11 - 7 = 14 - 7 = 11 - 4 = 13 - 9 =
13 - 7 = 16 - 9 = 12 - 7 = 15 - 8 =
( )- 6 = 134 +( )= 1211 -( )= 313 -( )= 9
18 -( )= 912 -( )= 52 +( )= 19( )- 7 = 8
( )- 8 = 714 -( )= 6( )- 5 = 1217 -( )= 8
16 -( )= 8( )- 7 = 1018 -( )= 4( )+ 6 = 18
( )- 8 = 9( )- 6 = 9( )+ 4 = 1717 -( )= 9
2 +( )= 1719 -( )= 9( )- 8 = 10( )- 3 = 9
14 - 5 + 3 = 14 - 5 + 7 = 10 + 5 - 6 = 9 + 6 - 8 =
12 - 3 + 9 = 14 + 2 - 7 = 6 + 5 - 8 = 17 - 9 + 5 =
11 - 2 + 4 = 17 - 9 + 3 = 8 + 3 - 7 = 14 - 5 + 8 =
4 + 8 - 6 = 18 - 9 + 7 = 13 - 6 + 8 = 15 - 8 + 5 =
6 + 9 - 8 = 13 - 4 + 6 = 15 - 7 + 4 = 13 - 9 + 4 =
17 - 8 + 5 = 7 + 6 - 5 = 15 - 6 + 8 = 16 - 7 + 3 =
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