Subtraction and Patterns of One Less
This worksheet helps third-grade students practice subtraction and identify patterns of one less using various exercises, including number lines and fill-in-the-blanks.
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Subtraction and Patterns of One Less
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Follow the instructions for each section. Read each question carefully and show your work.
Fill in the blank with the number that is one less.
1. One less than 15 is .
2. One less than 28 is .
3. One less than 40 is .
4. One less than 53 is .
Use the number line to find the answer. Circle the starting number and then jump one space to the left.
1. What is 1 less than 18?
2. What is 1 less than 32?
Choose the number that comes next in the pattern of 'one less'.
1. 25, 24, 23,
21
22
24
26
2. 40, 39, 38,
36
37
39
41
Solve the following word problems.
1. Maya had 12 cookies. She ate one. How many cookies does she have now?
2. There were 20 birds on a branch. One bird flew away. How many birds are left?
Read each statement and mark whether it is True or False.
1. 1 less than 50 is 49.
True
False
2. Counting backward by one shows a pattern of one less.
True
False