Which equations model the most reasonable estimate of the sum? 719 + 189
b or c
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15
409 + 437
846
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15
256 + 365
621
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thief
Give points!
5
10
15
20
25
rocket
Go to first place!
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rocket
Go to first place!
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banana
Go to last place!
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15
706 â 427
279
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seesaw
Swap points!
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rocket
Go to first place!
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fairy
Take points!
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25
lifesaver
Give 10 points!
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15
What is the sum? Solve the addition problem.
908
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15
Gunner buys 75 lollipops at the candy shop. He gives away 47 of them to his friends. How many does he have left?
28
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15
Which equations model the most reasonable estimate of the difference?
b and c
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15
432 â 176
256
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15
Taylor has 56 stickers. She plays with Lilly who has 27 stickers. How many stickers do the two girls have altogether?
83
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15
Find the difference. 786 â 213
573
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trap
No points!
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magnet
Take 20 points!
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fairy
Take points!
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10
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baam
Lose 20 points!
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heart
Other team wins 25 points!
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star
Double points!
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rocket
Go to first place!
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thief
Give points!
5
10
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15
Use expanded form
588
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20
The third graders have 250 erasers and scissors in the school store. They sell 47 erasers and 33 pens. How many erasers and scissors are left in the store? Show your work.