Addition Within 20 Worksheet Page 21
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30Name:
Addition within 20
Solve each problem.
A n s w e r s
13
6
18
12
8
1.
18
19
9
10
13
2.
3.
1)
At the zoo Faye took 6 pictures. If her sister took another 2 pictures, how many did
4.
they take total?
5.
2)
There were 14 people on the bus. At the next stop 4 more people got on the bus.
How many people are there on the bus now?
6.
7.
3)
Sarah received 6 text messages before noon and another 4 after noon. How many
text messages did Sarah receive total?
8.
4)
Roger went to the movies 15 times last year and 3 times this year. How many times
9.
did Roger go to the movies all together?
10.
5)
A pet store had 9 birds that talked and 4 that didn't. How many birds did the pet store
have total?
6)
On Facebook Emily had 5 photos of her friends and 4 photos of her family. How
many photos did she have total?
7)
Olivia picked up 16 pieces of paper from the floor. If Edward picked up 3 pieces,
how many did they pick up total?
8)
Victor had 9 books. During the book fair he bought 3 more. How many books did
Victor have total?
9)
Robin had 10 pencils in her desk and 3 more in her backpack. How many did she
have total?
10)
A baker already had 4 cakes but made 2 extra. How many cakes did the baker have
total?
1-10 90 80 70 60 50 40 30 20 10 0
Modified
Math
7
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