Adding Negative & Positive Integers

When combining integers with same signs,

• ADD the numbers and keep the sign

• SUBTRACT the numbers

• MULTIPLY the numbers

• DIVIDE the numbers

Tags

CCSS.6.NS.C.5

When combining integers with DIFFERENT signs,

• ADD them

• SUBTRACT them & keep the sign of the larger number

• MULTIPLY them

• DIVIDE them

Tags

CCSS.7.NS.A.1

CCSS.7.NS.A.3

What do you call a set of whole (can't be fractions or decimals) numbers and their opposites?

Example:

-3, -2, -1, 0, 1, 2, 3

• difference

• sum

• integers

• opposites

Tags

CCSS.6.NS.C.5

CCSS.6.NS.C.6

What do you call integers less than zero (on the left of the number line)? Select all that apply.

Example:

-5, -4, -3,...

• negative numbers

• negative integers

• positive numbers

• positive integers

Tags

CCSS.6.NS.C.5

CCSS.6.NS.C.6

What do you call integers greater than zero (to the right of the number line)? Select all that apply.

Example:

1, 2, 3, ....

• negative integers

• negative numbers

• positive integers

• positive numbers

Tags

CCSS.6.NS.C.5

CCSS.6.NS.C.6

What do you do when you're combining integers with different signs?

Example: -25 + 14 =

• (-) aka (find the difference of the two numbers)and keep sign of smaller number

• (-) aka (find the difference of the two numbers) and keep sign of larger number

Tags

CCSS.6.NS.C.5

When adding positive numbers on a number line, you move in what direction?

• Left

• Right

Tags

CCSS.6.NS.C.5

CCSS.6.NS.C.6

When adding (aka combining) negative numbers on a number line, you move in what direction?

• Left

• Right

Tags

CCSS.6.NS.C.5

CCSS.6.NS.C.6

 $-\ 3\ +\ \left(-\ 1\right)$  

same sign
combine and keep the sign

• -2

• 4

• -4

• 2

Tags

CCSS.6.NS.C.5

CCSS.6.NS.C.6

-80 - 20

same sign

combine and keep the sign

• 60

• 100

• -100

• -60

Tags

CCSS.6.NS.C.5

CCSS.6.NS.C.6