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跟着消防员爸爸学习C++编程与算法(请备注算法学习)

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一年级数学计算题

含未知数运算练习(2025.6)

班级     学号     姓名    
12 + (  ) = 9399 - (  ) = 2712 + (  ) = 8541 + (  ) = 99
31 - (  ) = 1720 + (  ) = 9566 + (  ) = 75 (  ) - 54 = 10
42 + (  ) = 4553 + (  ) = 64(  ) - 79 = 17 (  ) - 32 = 46
(  ) - 50 = 4595 - (  ) = 4366 - (  ) = 41(  ) - 61 = 19
(  ) - 23 = 38(  ) - 63 = 19 (  ) - 72 = 1478 - (  ) = 16
61 - (  ) = 46(  ) - 13 = 3950 - (  ) = 19(  ) - 64 = 26
45 - (  ) = 2796 - (  ) = 6033 - (  ) = 3169 + (  ) = 75
12 + (  ) = 3438 - (  ) = 1367 + (  ) = 7168 - (  ) = 57
(  ) - 59 = 3677 + (  ) = 9160 + (  ) = 82 (  ) - 64 = 35
(  ) - 11 = 7532 + (  ) = 9443 + (  ) = 86(  ) - 18 = 34
57 - (  ) = 5489 - (  ) = 36 (  ) - 63 = 11 (  ) - 56 = 43
(  ) - 17 = 39(  ) - 29 = 6232 + (  ) = 70 (  ) - 53 = 10
70 - (  ) = 34 (  ) - 27 = 50