50 以内加减法口算题(100 题)一 班别：________ 姓名：________ 学号：________ 成绩:________ 13 - ( ) = 10 12 + ( ) = 16 20 + ( ) = 30 16 - ( ) = 15 ( ) + 8 = 40 ( ) - 38 = 12 ( ) - 11 = 23 ( ) + 23 = 28 29 + ( ) = 48 43 - ( ) = 12 39 - ( ) = 12 27 - ( ) = 11 ( ) - 41 = 9 ( ) + 9 = 25 ( ) + 17 = 22 ( ) + 26 = 45 31 + ( ) = 31 31 - ( ) = 15 24 - ( ) = 12 14 - ( ) = 11 ( ) - 44 = 6 ( ) + 21 = 30 14 - ( ) = 13 ( ) + 23 = 24 45 - ( ) = 40 47 - ( ) = 10 ( ) + 10 = 22 34 + ( ) = 49 ( ) + 9 = 26 ( ) + 16 = 18 13 + ( ) = 15 ( ) - 17 = 7 37 - ( ) = 15 10 + ( ) = 20 ( ) - 31 = 13 18 - ( ) = 12 ( ) + 32 = 44 ( ) - 32 = 6 ( ) + 26 = 41 ( ) + 30 = 30 37 + ( ) = 50 12 + ( ) = 32 22 + ( ) = 48 37 - ( ) = 30 ( ) - 33 = 17 ( ) - 14 = 17 ( ) - 25 = 15 ( ) + 10 = 11 42 - ( ) = 42 48 - ( ) = 39 13 - ( ) = 12 15 + ( ) = 22 ( ) + 31 = 37 ( ) + 11 = 19 ( ) + 13 = 16 ( ) - 17 = 15 25 + ( ) = 33 14 + ( ) = 15 27 + ( ) = 41 11 + ( ) = 16 ( ) - 43 = 7 ( ) - 24 = 19 ( ) - 19 = 22 ( ) - 34 = 9 20 + ( ) = 30 11 - ( ) = 11 45 - ( ) = 28 15 - ( ) = 14 ( ) - 20 = 30 ( ) + 25 = 50 ( ) + 18 = 33 ( ) + 20 = 41 24 - ( ) = 10 20 - ( ) = 20 30 + ( ) = 50 22 + ( ) = 36 ( ) + 34 = 44 ( ) + 24 = 31 ( ) - 15 = 25 ( ) - 40 = 10 11 - ( ) = 10 23 + ( ) = 27 38 - ( ) = 15 20 - ( ) = 20 ( ) - 25 = 6 ( ) - 24 = 7 ( ) - 27 = 23 ( ) - 45 = 5 ( ) + 25 = 30 ( ) + 36 = 48 ( ) + 13 = 17 ( ) + 9 = 36 27 + ( ) = 34 38 + ( ) = 47 29 + ( ) = 40 17 + ( ) =...
