# Mathematics Worksheet/Addition and Subtraction of Integers

INTRODUCTION

Follow the examples below when doing this worksheet:

• 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

Add or subtract the following integers as required:

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

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