Common Core: 2nd Grade Math : Use Addition and Subtraction Within 100 to Solve One- and Two-Step Word Problems: CCSS.Math.Content.2.OA.A.1
Study concepts, example questions & explanations for Common Core: 2nd Grade Math
All Common Core: 2nd Grade Math Resources
Example Questions
Example Question #504 : Operations & Algebraic Thinking
Brian loves balloons. For his birthday, his mom tied balloons to the mailbox, balloons to the door, and put balloons in the house. How many total balloons does Brian have?
This is an addition problem because we want to know how many total balloons Brian has all together. We can add the numbers in any order,
Example Question #42 : Using Addition Within 100 To Solve Word Problems
During my hockey game, I scored points in the first quarter, no points in the second quarter, and points in the third quarter. How many total points did I score?
This is an addition problem because we want to know how many total points were scored during the game. We can add the numbers in any order,
Example Question #41 : Use Addition And Subtraction Within 100 To Solve One And Two Step Word Problems: Ccss.Math.Content.2.Oa.A.1
Cindy has sets of steps in her house. There are steps to walk up to the front door, steps to get upstairs, and steps to get into the basement. How many total steps does Cindy have?
This is an addition problem because we want to know how many total steps are in Cindy’s house all together. We can add the numbers in any order,
Example Question #42 : Use Addition And Subtraction Within 100 To Solve One And Two Step Word Problems: Ccss.Math.Content.2.Oa.A.1
The pet store sells bunnies, fish, and kittens. They have bunnies, fish, and kittens. How many total animals do they have?
This is an addition problem because we want to know how many total animals the pet store sells all together.
Example Question #45 : Using Addition Within 100 To Solve Word Problems
Jessica’s dog gets walks a day. In the morning he goes for a -minute walk, in the afternoon he goes for a -minute walk, and in the evening he goes for a -minute walk. How many total minutes does Jessica’s dog walk each day?
This is an addition problem because we want to know how many total minutes Jessica’s dog walks all together in a day. We can add the numbers in any order,
Example Question #43 : Use Addition And Subtraction Within 100 To Solve One And Two Step Word Problems: Ccss.Math.Content.2.Oa.A.1
Rick, his mom, and dad went to the batting cages. Rick hits balls, his dad hits balls, and his mom hits balls. How many total balls did they hit?
This is an addition problem because we want to know how many total balls Rick and his parents hit all together at the batting cages. We can add the numbers in any order,
Example Question #44 : Use Addition And Subtraction Within 100 To Solve One And Two Step Word Problems: Ccss.Math.Content.2.Oa.A.1
At the store, Megan bought a bag of apples, a bag of oranges, and bananas. How many pieces of fruit did Megan buy?
This is an addition problem because we want to know how many total pieces of fruit Megan bought all together. We can add the numbers in any order,
Example Question #45 : Use Addition And Subtraction Within 100 To Solve One And Two Step Word Problems: Ccss.Math.Content.2.Oa.A.1
For a project, Tim needs pieces of blue paper, pieces of yellow paper, and pieces of green paper. How many pieces of paper does Tim need?
This is an addition problem because we want to know how many total pieces of paper Tim needs all together. We can add the numbers is any order,
Example Question #399 : Numbers And Operations
Mr. Bell has desks in his classroom, but he only needs desks because he has students. How many extra desks does he have?
This is a subtraction problem because we want to know how many desks are left over after all of Mr. Bell’s class sits at a desk. We take the number of desks in his room, and subtract the number of students that he has. .
Example Question #41 : Use Addition And Subtraction Within 100 To Solve One And Two Step Word Problems: Ccss.Math.Content.2.Oa.A.1
The pet store has goldfish in a tank. A teacher bought goldfish for her school’s fish tank. How many goldfish does the pet store have left?
This is a subtraction problem because we want to know how many goldfish the pet store has left over after the teacher buys the first and takes them away from the store. We take the number of goldfish that the store had and then subtract the number that the teacher bought. .
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All Common Core: 2nd Grade Math Resources
