3rd Grade Math : Operations

Study concepts, example questions & explanations for 3rd Grade Math

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Example Questions

Example Question #1 : Operations

Solve:

Possible Answers:

Correct answer:

Explanation:

Multiplication can be thought of as repeated addition, or as objects in a group. 

 means adding  three times. 

 and 

Or we can think of this as grouping objects. We have  groups, with  objects in each group. We can count up the total number of objects, in this case triangles. 


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Example Question #2 : Operations

Solve: 

Possible Answers:

Correct answer:

Explanation:

When we are dividing, we are splitting things up into groups. For this problem, we can think of this as we have  items and we want to split them up equally into  groups. We are solving for the number of items in each group. 

We can draw  circles and start putting the  items, in this case triangles, into each circle equally. 

Screen shot 2015 08 18 at 9.48.50 am

Our answer is the number of items in  group. In this case, there are  triangles in each of the groups so our answer is 

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