
3,190
_ 2,589
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About how many students would be in 2 thirdgrade classes?
10
200
40
80
 Alan planted 3 rows of tulips. He planted 5 tulip plants in each row.
How many tulip plants did Alan plant in total? Write a number sentence to fit this question.
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 Writing to explain.
Amanda has 20 stickers. She gave 9 to Erin. Explain how you would find the difference.
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 Which number sentence is in the fact family with 5 + 8 = 13 ?
13  8 = 5
6 + 7 = 13
8  5 = 3
3 + 5 = 8
 Alan had 17 cards. He gave some cards to his friend. He had 8 cards left.
Write a number sentence to show how many cards Alan gave to his friend.
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