If I am looking for the "sum", what am I doing? Addition or Subtraction
Addition
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25
Sarah wanted to bake cakes for the upcoming cake walk at her school. She baked 15 vanilla cakes , 10 chocolate cakes, and 20 marble cakes. At the cake walk 31 cakes were used. How many cakes did she have left to take home?
14 cakes
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5
Equal means....
the same
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5
Putting two numbers together is?
addition
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5
What is an equation?
Number sentence
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20
Beca earned $341 by cutting grass for a month. She paid $102 for supplies for the next month. How much did she have left after she bought her supplies?
$239 left after she bought her supplies
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thief
Give points!
5
10
15
20
25
magnet
Take 25 points!
Okay!
gift
Win 20 points!
Okay!
baam
Lose 25 points!
Oops!
15
Josue had 210 balloons for his birthday party. A huge wind blew 109 away. How many balloons did Josue have left for his party?
101 balloons were left
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5
What is subtraction?
Taking away one number from another number
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20
In 5th grade there are 98 girls and 79 boys in all the classes combined. How many more girls are there than boys?