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Lily had 6 marbles. Her friend gave her some more. Now Lily has 20 marbles.
How many marbles did her friend give her?
14
Rae had 92 crayons. She gave 34 to her friend.
How many crayons does she have now?
58
There were 25 students in the cafeteria. After lunch, some went outside, and now there are 10 left inside.
How many students went outside?
15
Some apples were in a basket. 15 more apples were added, and now there are 32 apples total.
How many apples were in the basket to start with?
HINT: START UNKNOWN
17
There were 25 stickers in a box. Some were used, and now there are 9 left.
How many stickers were used?
HINT: Change Unknown
16
Some children were playing tag. Later, 14 more joined, and now there are 25 children playing.
How many children were playing at the start?
11
Noah read 12 pages on Monday. He wants to read a total of 40 pages by Tuesday night.
How many more pages does he need to read on Tuesday to reach his goal?
28
Some pencils were in the cup. 7 were taken out, and 10 are still inside.
How many pencils were in the cup to start with?
17
Some M&M's were in the bag. 15 were eaten, and 9 are still inside.
How many M&M's were in the bag to start with?
24