Adding Integers

Adding Integers with the same sign (Positive)

100

5+10 =

15

200

20+20 =

40

300

15+3 =

18

400

124+23 =

147

500

77+52 =

129

Adding Integers with the same sign (Negative)

100

(-8)+(-5) =

-13

200

(-44)+(-3) =

-47

300

(-22)+(-8) =

-30

400

-3+(-6)+(-5) =

-14

500

-12+(-17)+(-6) =

-35

Adding Integers with different signs

100

(-6)+12 =

6

200

43+(-1) =

42

300

(-1)+5 =

4

400

-40+30 =

-10

500

49+(-27)

22

Greater than or less than

100

15 and -7

Greater than

200

-8 and -2

Less than

300

55 and 26

Greater than

400

-22 and 22

Less than

500

-3 and -3

equal to

Rules to adding integers

100

What is the rule when adding two positive numbers?

You get a larger positive number

200

What is the rule when adding two negative numbers?

You get a larger negative

300

What is one rule for when you add a positive and a negative number?

You move towards the zero

You can subtract the smaller number from the larger number, and keep the sign of the larger number

400

Which is least or less than, and why? -15 or -51?

-51, because it is further from the zero

500

when I add two positive numbers and 1 negative number, will my answer be positive or negative?

It depends!