小学一年级数学口算题：计算综合练习

(1)43 + 22 =

(2)42 + 1 =

(3)53 + 4 =

(4)27 + 18 =

(5)22 + 30 =

(6)58 + 26 =

(7)20 + 78 =

(8)66 - 48 =

(9)36 - 28 =

(10)32 - 10 =

(11)48 + 37 =

(12)56 + 7 =

(13)85 - 58 =

(14)31 - 30 =

(15)33 - 6 =

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答案：

(1)43 + 22 =65

(2)42 + 1 =43

(3)53 + 4 =57

(4)27 + 18 =45

(5)22 + 30 =52

(6)58 + 26 =84

(7)20 + 78 =98

(8)66 - 48 =18

(9)36 - 28 =8

(10)32 - 10 =22

(11)48 + 37 =85

(12)56 + 7 =63

(13)85 - 58 =27

(14)31 - 30 =1

(15)33 - 6 =27