Adding/Subtracting Rational Numbers

When you add integers with the same sign, what do you do? 

• (+) and keep the sign

• (-) and keep the sign of the larger

• (x) and keep the sign
• (-) and keep the sign of the smaller

Tags

CCSS.7.NS.A.1C

What do you do when you are adding integers with different signs? 

• (-) and keep sign of smaller number
• (-) and keep sign of larger number
• (+) and keep sign of smaller number number
• (+) and keep sign of larger number 

Tags

CCSS.7.NS.A.1C

To solve a subtraction problem, you should . . .

(READ THE CHOICES CAREFULLY)

• Change both numbers to the opposite and add them

• Keep the first number, change the - to +, and change the second number to the opposite

• Switch the order and subtract

• Keep the first number, change the - to + and keep the second number

Tags

CCSS.7.NS.A.1B

-18 + (-10)

• -28
• 28
• 8
• -8

Tags

CCSS.7.NS.A.1C

-4 + (-3) = ?

• 7
• 1
• -1
• -7

Tags

CCSS.7.NS.A.1C

-10 - 7

• -3
• 3
• -17
• 17

Tags

CCSS.7.NS.A.1C

-22 + (-24) 

• 46
• -22
• 22
• -46

Tags

CCSS.7.NS.A.1C

12 + (-2)

• -10

• -14

• 14

• 10

Tags

CCSS.7.NS.A.1C

-2 - (-10) = ?

• -12
• 12
• 8
• -8

Tags

CCSS.7.NS.A.1C

3-8

Tags

CCSS.7.NS.A.1C