admin
一年级暑假的口算练习，连加连减，括号都有，100以内的数，需要的可以下载了。一年级暑假口算练习，每天30道，60天，可以直接打印6 + 89 =50 - 20 =
24 + 4 + 63 =
83 - 45 - 21 =
( ) + 47 = 95
86 + ( ) = 94
( ) - 56 = 7
81 - ( ) = 15
95 - 80 =
1 + 14 + 85 =
( ) + 14 = 36
( ) - 26 = 2
21 + 1 =
64 + 4 + 29 =
86 - 2 - 10 =
( ) + 6 = 51
( ) - 25 = 43
95 - ( ) = 70
16 + 45 =
70 - 63 =
41 + 4 + 48 =
10 + ( ) = 69
86 - ( ) = 36
22 + 13 =
83 - 53 =
5 + 60 + 15 =
64 + 16 - 14 =
( ) + 19 = 55
84 + ( ) = 93
( ) - 17 = 37
游客
