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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(2025.12)

班级     学号     姓名    
81 - (  ) = 4034 + (  ) = 55(  ) - 21 = 39 (  ) - 76 = 23
(  ) - 12 = 77 (  ) - 28 = 41(  ) - 36 = 35 (  ) - 17 = 81
97 - (  ) = 42 (  ) - 22 = 4771 + (  ) = 82 (  ) - 24 = 53
18 + (  ) = 86 (  ) - 15 = 6116 + (  ) = 5118 + (  ) = 70
(  ) - 79 = 1373 + (  ) = 9989 - (  ) = 2136 + (  ) = 57
20 + (  ) = 4334 + (  ) = 79 (  ) - 72 = 2061 + (  ) = 72
69 - (  ) = 6091 - (  ) = 1556 + (  ) = 65(  ) - 28 = 36
25 + (  ) = 70 (  ) - 23 = 7685 - (  ) = 56(  ) - 45 = 47
95 - (  ) = 5436 + (  ) = 9552 - (  ) = 31(  ) - 17 = 36
(  ) - 31 = 39 (  ) - 44 = 45 (  ) - 13 = 7226 + (  ) = 43
(  ) - 69 = 1262 - (  ) = 2343 + (  ) = 64(  ) - 19 = 77
32 - (  ) = 2367 + (  ) = 8929 + (  ) = 5130 - (  ) = 13
(  ) - 69 = 17 (  ) - 11 = 57 (  ) - 53 = 4628 - (  ) = 15
(  ) - 20 = 1713 + (  ) = 75(  ) - 29 = 4736 - (  ) = 31
(  ) - 32 = 1750 + (  ) = 6276 - (  ) = 2932 + (  ) = 96
(  ) - 27 = 62 (  ) - 22 = 1554 + (  ) = 6046 - (  ) = 21
54 + (  ) = 7970 + (  ) = 76(  ) - 17 = 49(  ) - 18 = 16
(  ) - 67 = 2883 - (  ) = 3845 - (  ) = 3985 - (  ) = 13
(  ) - 58 = 1458 - (  ) = 47 (  ) - 45 = 30 (  ) - 11 = 63
97 - (  ) = 94 (  ) - 64 = 3083 - (  ) = 1091 - (  ) = 90
70 + (  ) = 88(  ) - 59 = 1179 - (  ) = 13(  ) - 47 = 27
(  ) - 17 = 7977 + (  ) = 9062 - (  ) = 4054 - (  ) = 49
42 - (  ) = 3913 + (  ) = 3962 + (  ) = 7553 + (  ) = 55
99 - (  ) = 6187 - (  ) = 2083 + (  ) = 8430 + (  ) = 87
(  ) - 19 = 64(  ) - 49 = 3472 - (  ) = 6048 - (  ) = 46