Which equations model the most reasonable estimate of the sum? 719 + 189
b or c
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baam
Lose 25 points!
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seesaw
Swap points!
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rocket
Go to first place!
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baam
Lose 25 points!
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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
Find the difference. 786 â 213
573
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15
256 + 365
621
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15
Which equations model the most reasonable estimate of the difference?