Common Core: 1st Grade Math : Representing and Solving Addition and Subtraction Problems
Study concepts, example questions & explanations for Common Core: 1st Grade Math
All Common Core: 1st Grade Math Resources
Example Questions
Example Question #9 : Word Problems: Addition Of Three Whole Numbers Whose Sum Is 20 Or Less: Ccss.Math.Content.1.Oa.A.2
Amy’s street has three houses on it. The first house has 
This is an addition problem because we want to know how many total rooms are in the three houses altogether. When we put things together we are adding.
We can start at 
Then we can count up 
Example Question #245 : How To Add
Brian loves balloons. For his birthday, his mom tied 
This is an addition problem because we want to know how many total balloons there are when we put the balloons on the mailbox, door, and in the house altogether. When we put things together we are adding.
We can start at 
Then we can count up 
Example Question #11 : Word Problems: Addition Of Three Whole Numbers Whose Sum Is 20 Or Less: Ccss.Math.Content.1.Oa.A.2
The pet store sells bunnies, fish, and kittens. They have 
This is an addition problem because we want to know how many pets the store has when we put the fish, kittens, and bunnies together. When we put things together we are adding.
We can start at 
Then we can count up 
Example Question #12 : Word Problems: Addition Of Three Whole Numbers Whose Sum Is 20 Or Less: Ccss.Math.Content.1.Oa.A.2
Rick, his mom, and dad went to the batting cages. Rick hit 
This is an addition problem because we want to know how many total balls the family hit together. When we put things together we are adding.
We can start at 
Then we can count up 
Example Question #13 : Word Problems: Addition Of Three Whole Numbers Whose Sum Is 20 Or Less: Ccss.Math.Content.1.Oa.A.2
At the store, Megan bought a bag of 
This is an addition problem because we want to know how many total pieces of fruit Megan has when we put the apples, organes, and bananas together. When we put things together we are adding.
We can start at 
Then we can count up 
Example Question #14 : Word Problems: Addition Of Three Whole Numbers Whose Sum Is 20 Or Less: Ccss.Math.Content.1.Oa.A.2
For a project, Tim needs 
This is an addition problem because we want to know how many pieces of paper Tim needs when we put the three colors together. When we put things together we are adding.
We can start at 
Then we can count up 
Example Question #15 : Word Problems: Addition Of Three Whole Numbers Whose Sum Is 20 Or Less: Ccss.Math.Content.1.Oa.A.2
A bag of marbles has 
This is an addition problem because we want to know how many total marbles are in the bag when we put the colors together. When we put things together we are adding.
We can start at 
Then we can count up 
Example Question #16 : Word Problems: Addition Of Three Whole Numbers Whose Sum Is 20 Or Less: Ccss.Math.Content.1.Oa.A.2
At the dog park there are 
This is an addition problem because we want to know how many total dogs are at the park altogether. When we put things together we are adding.
We can start at 
Then we can count up 
Example Question #17 : Word Problems: Addition Of Three Whole Numbers Whose Sum Is 20 Or Less: Ccss.Math.Content.1.Oa.A.2
Jessica’s dog eats three times a day. In the morning he eats 
This is an addition problem because we want to know how many cups of food Jessica's dog gets altogether in a day. When we put things together we are adding.
We can start at 
Then we can count up 
Example Question #18 : Word Problems: Addition Of Three Whole Numbers Whose Sum Is 20 Or Less: Ccss.Math.Content.1.Oa.A.2
Cindy has three sets of steps in her house. There are 
This is an addition problem because we want to know the total number of steps in Cindy's house when we put all three sets of steps together. When we put things together we are adding.
We can start at 
Then we can count up 
All Common Core: 1st Grade Math Resources
