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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(2025.9)

班级     学号     姓名    
(  ) - 17 = 6658 - (  ) = 5510 + (  ) = 63(  ) - 55 = 18
10 + (  ) = 5978 - (  ) = 75(  ) - 57 = 17 (  ) - 51 = 32
43 - (  ) = 3876 - (  ) = 4959 + (  ) = 6339 + (  ) = 47
30 + (  ) = 42 (  ) - 46 = 5255 + (  ) = 7996 - (  ) = 89
(  ) - 34 = 57 (  ) - 61 = 3628 - (  ) = 2587 + (  ) = 96
35 + (  ) = 98(  ) - 18 = 17 (  ) - 64 = 1245 - (  ) = 31
(  ) - 35 = 1799 - (  ) = 7344 + (  ) = 85 (  ) - 30 = 33
20 + (  ) = 2713 + (  ) = 61 (  ) - 62 = 1365 - (  ) = 51
99 - (  ) = 2831 + (  ) = 69 (  ) - 37 = 12 (  ) - 55 = 14
51 + (  ) = 9479 - (  ) = 6392 - (  ) = 2627 + (  ) = 50
(  ) - 79 = 18(  ) - 14 = 38 (  ) - 15 = 2297 - (  ) = 79
95 - (  ) = 34 (  ) - 36 = 41 (  ) - 18 = 40 (  ) - 21 = 34
(  ) - 44 = 5255 + (  ) = 60 (  ) - 32 = 57(  ) - 29 = 21
(  ) - 50 = 28(  ) - 22 = 19 (  ) - 35 = 6195 - (  ) = 42
10 + (  ) = 8621 + (  ) = 7255 - (  ) = 3941 + (  ) = 85
60 - (  ) = 42(  ) - 24 = 68(  ) - 18 = 5487 - (  ) = 16
10 + (  ) = 2131 + (  ) = 45(  ) - 45 = 38(  ) - 28 = 33
(  ) - 31 = 6317 + (  ) = 4456 + (  ) = 9293 - (  ) = 49
83 + (  ) = 84(  ) - 17 = 4666 - (  ) = 5474 - (  ) = 71
22 + (  ) = 8577 - (  ) = 1011 + (  ) = 83(  ) - 29 = 55
34 - (  ) = 12(  ) - 63 = 1886 - (  ) = 85(  ) - 43 = 38
12 + (  ) = 75(  ) - 18 = 4779 - (  ) = 23 (  ) - 30 = 67
41 + (  ) = 6384 - (  ) = 73 (  ) - 30 = 4958 - (  ) = 24
64 - (  ) = 3580 - (  ) = 45 (  ) - 32 = 55(  ) - 65 = 15
13 + (  ) = 7983 - (  ) = 8043 + (  ) = 7019 + (  ) = 85