数学练习/整数的加减法

介绍

做这份练习时，请参考下面的例子

• 22 + 42 = 64
• 42 + (-21) = 42 - 21 = 21
• 37 - 18 = 19
• 55 - (-21) = 55 + 21 = 76
• 31 + 5 = 36
• 36 - 5 = 31
• 36 - 55 = -19

按要求对以下整数进行加减运算

1

$82+59=$

2

$15+58=$

3

$0+12=$

4

$74+61=$

5

$27+21=$

6

$51+14=$

7

$181-64=$

8

$144-24=$

9

$75-86=$

10

$94-97=$

11

$36+111=$

12

$150-56=$

13

$278+(-276)=$

14

$496+184=$

15

$197+(-304)=$

16

$(-370)+(-174)=$

17

$-482+237=$

18

$139+(-18)=$

19

$343-(-57)=$

20

$374-497=$

21

$-18-498=$

22

$-72+272=$

23

$-89-26=$

24

$-59-309=$

25

$139+(-631)-(-627)=$

26

$668-(-521)+(-671)=$

27

$-172+333+891=$

28

$-148-(-815)-243=$

29

$35+289-385+(36-55)+(36-555)=$

30

$453-424+(-174)=$

31

$805-(-501-(-501))+(36-5)-5=$

32

$(-68+39)-(71-(-335))=$

33

$787+(-640+581)+754=$

34

$(672+(-963))+(-952)-713=$

35

$451-327-(622+(-704))=$

36

$367-112+(436-5)+(236-11)+36+(-11)+(-400)-111=$

37

$-395+(-431+816)+904=$

38

$271-(378+125)+762=$

39

$518+192-(-39+167)-108+2=$

40

$783+457+3-197-(-394+108)+63=$