Unit 1 Test GT

When adding integers with the same sign you ________________.

• Subtract and keep the sign of the larger number.

• Add and keep the sign.

A positive MULTIPLIED/DIVIDED by a positive will give you what answer?

• Positive

• Negative

A negative MULTIPLIED/DIVIDED by a negative will give you what answer?

• Positive

• Negative

What are the rules for subtracting integers?

• Change to multiplication and use the opposite of the second number.
• Change subtraction sign to addition and use the opposite of the second number.
• Find the opposite of both numbers and then add. 
• Subtract like normal and keep the larger sign. 

7.19 + (-5.34)

• 12.53
• -12.53
• 1.85
• -1.85

-8.76 - (-5.65)

• 3.11

• -3.11

• 14.41

• -14.41

4/9 + (-2/3) = 

• 1 1/9
• -1 1/9
• 2/9
• -2/9

What is the value of the following expression?

• -12 and 19/21

• -12 and 1/2

• -2 and 3/4

• -2 and 5/21

- ⁷/₈ - ¹/₂

• - ¹¹/₇
• - ⁸/₁₁
• -1 ³/₈
• -1 ¹/₈