Which equations model the most reasonable estimate of the difference?
b and c
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15
400 + 100
500
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eraser
Reset score!
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seesaw
Swap points!
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gift
Win 15 points!
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baam
Lose 15 points!
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15
What is the sum? Solve the addition problem.
908
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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.
170
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15
850 + 50
900
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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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banana
Go to last place!
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rocket
Go to first place!
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fairy
Take points!
5
10
15
20
25
lifesaver
Give 20 points!
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15
Use expanded form
588
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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?