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Team 2
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Teams
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Score
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15
×
___________ is the inverse operation of subtraction
addition
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Check
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15
×
______________ is the inverse operation of addition
subtraction
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15
×
What is the inverse operation of 162 +30 = 192
192 - 30 =162
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15
×
What is the inverse operation of 4 + 7 = 11?
11 - 7 = 4
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×
lifesaver
Give 10 points!
Oops!
×
star
Double points!
Okay!
×
shark
Other team loses 15 points!
Okay!
×
lifesaver
Give 15 points!
Oops!
15
×
What operation should you use to check your addition problem?
Subtraction
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15
×
What operation should you use to check your subraction problem?
addition
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15
×
What is the inverse operation of 100 + 99 = 199
199 - 99 = 100
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15
×
What is the inverse operation of 5 - 3 = 2?
2 + 3 = 5
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15
×
What is an inverse operation?
A problem / sum that undoes another problem / sum
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×
thief
Give points!
5
10
15
20
25
×
magnet
Take 20 points!
Okay!
×
fairy
Take points!
5
10
15
20
25
×
thief
Give points!
5
10
15
20
25
15
×
What is the inverse operation of 12 - 7 = 5?
5 + 7 = 12
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Check
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×
baam
Lose 15 points!
Oops!
×
rocket
Go to first place!
Okay!
×
rocket
Go to first place!
Okay!
×
baam
Lose 25 points!
Oops!
15
×
Addition and subtraction are inverse operations because they are ________ of each other
opposites
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×
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