3.OA.8 Review

Front

What is addition?

Back

Addition is the process of finding the total or sum by combining two or more numbers.

Tags

CCSS.1.OA.A.1

Front

What is subtraction?

Back

Subtraction is the process of taking one number away from another.

Tags

CCSS.2.NBT.B.7

Front

What does it mean to have 'left' in a problem?

Back

Having 'left' means to find out how much remains after some has been taken away.

Tags

CCSS.2.OA.A.1

Front

If you have 20 and you get 5 more, how do you find the total?

Back

You add 20 and 5 together: 20 + 5 = 25.

Tags

CCSS.2.OA.A.1

Front

How do you find out how many tickets Craig has left after using some?

Back

You add the tickets he bought and received, then subtract the tickets he used.

Tags

CCSS.2.OA.A.1

Front

What is a goal in a math problem?

Back

A goal is a target number you want to reach, like collecting a certain amount.

Tags

CCSS.1.OA.A.1

Front

How do you calculate how many days it will take to reach a goal?

Back

You find out how much more you need and divide it by how much you can do each day.

Tags

CCSS.3.OA.D.8

Front

What is a reading goal?

Back

A reading goal is a target amount of time you want to spend reading.

Tags

CCSS.RF.3.3D

CCSS.RF.3.4B

CCSS.RF.3.3B

CCSS.RF.3.3C

CCSS.RF.3.4C

Front

What does 'absent' mean in a classroom?

Back

Absent means that a student is not present in class.

Tags

CCSS.RI.3.4

CCSS.RL.3.4

CCSS.RL.4.4

CCSS.RI.4.4

CCSS.RI.2.4

Front

How do you find out how many students are in the classroom after some are absent?

Back

You subtract the number of absent students from the total number of students.

Tags

CCSS.2.OA.A.1