Adding Tens
Practice adding multiples of ten to a given number for first graders.
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Adding Tens
Name:
Date:
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Add the numbers. Remember to count by tens!
1. 10 + 10 =
2. 20 + 10 =
3. 30 + 10 =
4. 40 + 10 =
5. 50 + 10 =
Use the number line to solve. Start at 20 and add 30.
20 + 30 =
1. Which number comes next in the pattern: 10, 20, 30, ?
35
40
50
60
2. If you have 2 tens and add 1 more ten, how many tens do you have?
2 tens
3 tens
4 tens
10 tens
1. 30 + 20 = 50
True
False
2. Adding 10 to a number always makes the ones digit change.
True
False
1. Mia has 40 stickers. Her friend gives her 20 more stickers. How many stickers does Mia have in total?
2. There are 60 apples in a basket. John adds 30 more apples. How many apples are in the basket now?
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