Common Core: 1st Grade Math : Subtraction within 20 to Solve Word Problems
Study concepts, example questions & explanations for Common Core: 1st Grade Math
All Common Core: 1st Grade Math Resources
Example Questions
Example Question #11 : Subtraction Within 20 To Solve Word Problems
The pet store has 
This is a subtraction problem because the pet store sold some of their fish, so they will have less fish.
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Example Question #12 : Subtraction Within 20 To Solve Word Problems
Spot has a box of treats with 
This is a subtraction problem because Spot has eaten some of the bones, so he has less than what he started with.
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Example Question #13 : Subtraction Within 20 To Solve Word Problems
The baseball team has 
This is a subtraction problem because we want to know how many baseballs are left after the team members each take one.
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Example Question #14 : Subtraction Within 20 To Solve Word Problems
Jenny has 
This is a subtraction problem because we want to know how many games Jenny has left after she gives some away.
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Example Question #15 : Subtraction Within 20 To Solve Word Problems
Sarah got 
This is a subtraction problem because we want to know how many gifts Sarah has left to open after she's already opened some.
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Example Question #16 : Subtraction Within 20 To Solve Word Problems
Matt invited 
This is a subtraction problem because some of the friends that Matt invitied did not come, so the total number of people that did come has to be less than what he invited.
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Example Question #17 : Subtraction Within 20 To Solve Word Problems
Ms. Smith’s class has 
This is a subtraction problem because some of Mrs. Smith's students are out with the flu, so the number of students in class has to be less than the total number of students that she has.
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Example Question #18 : Subtraction Within 20 To Solve Word Problems
Joe has 
This is a subtraction problem because we want to know how many homework problems Joe will have left after he does some of them, so he will have less than what he started with.
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Example Question #19 : Subtraction Within 20 To Solve Word Problems
Mr. Bell has 
This is a subtraction problem because we want to know how many extra desks Mr. Bell has after the 
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Example Question #851 : Operations & Algebraic Thinking
Lisa had 
This is a subtraction problem because Lisa has alreayd gone to some of the parties that she was invited to, so she has less parties left to go to than she started with this summer.
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All Common Core: 1st Grade Math Resources
