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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    
77 - (  ) = 2015 + (  ) = 47 (  ) - 21 = 4198 - (  ) = 89
89 - (  ) = 82 (  ) - 34 = 6393 - (  ) = 36(  ) - 48 = 49
67 + (  ) = 8427 - (  ) = 1213 + (  ) = 6668 + (  ) = 89
(  ) - 13 = 82(  ) - 49 = 3419 + (  ) = 96(  ) - 69 = 21
49 + (  ) = 6492 - (  ) = 91(  ) - 59 = 2444 + (  ) = 66
12 + (  ) = 6796 - (  ) = 3777 + (  ) = 7881 - (  ) = 72
16 + (  ) = 2725 + (  ) = 8730 + (  ) = 71 (  ) - 11 = 85
(  ) - 34 = 52(  ) - 19 = 4647 + (  ) = 64 (  ) - 23 = 11
(  ) - 57 = 1222 + (  ) = 30(  ) - 38 = 24(  ) - 57 = 14
59 - (  ) = 4781 - (  ) = 2052 + (  ) = 94(  ) - 18 = 53
(  ) - 22 = 2629 - (  ) = 20(  ) - 37 = 33(  ) - 79 = 13
44 - (  ) = 2588 - (  ) = 63 (  ) - 25 = 4364 - (  ) = 12
(  ) - 62 = 1558 - (  ) = 36