Adding and Subtracting Negative and Positive Numbers

-13/8 + 7/8

• 4/3

• 3/4

• -3/4

• -4/3

2/5 + (-4/3)

• 15/14

• -14/15

• -15/14

• 14/15

-13/7 - (-3/4)

• 31/28

• 28/31

• -31/28

• 28/31

4.3 + (-3.6)

• 7.9

• 0.7

• -0.7

• -7.9

(-2 ⅚) + 3 ⅔

• ⅚

• - ⅚

• 6 ½

• -6 ½

(-7 ⅗) - 8 ⅛

• - 19/40

• 16 29/40

• -15 29/40

• other

(-4 ⅔) - 4 3/7 = 

• 9 2/21

• -9 2/21

• -8 1/2

• 8 1/2

What is the difference of the given problem?

• 
• 
• 
• 

Which are the correct steps for rewriting a subtraction problem into addition?

• Keep first number the same
  Change Subtraction sign
  Change second number to opposite

• Keep first number the same
  Change Subtraction into Addition
  Change second number to opposite

• Change the first number into the opposite
  Change Subtraction to Addition
  Keep second number the same

• Change the first number into the opposite
  Change Subtraction to Addition
  Change second number to opposite

Is the number shown Positive or Negative?

• Positive

• Negative