Mid year revision

-20 + (-11)

• 31
• 9
• -9
• -31

-9 + 9

• 18
• -18
• 0
• 81

Different signs, means we must find the ________________

• sum

• difference

• product

• quotient

Difference means to :

• add

• multiply

• divide

• subtract

l -6 + 13 l

• 19

• 7

• -7

• 8

l -26 + -10 l

• -16

• -36

• 16

• 36

Which integer is the opposite of 12?

• 21
• 12
• -12

Find the sum:
10 + (-5) + 20 = 

• 25
• -25
• -35
• 35

Find the difference:
-6 - 5 = 

• -1
• -11
• 1
• 11

90 - (-100)

• - 190
• 190
• 1900
• 19