Unit 3 Addition & Subtraction Word Problems

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 finding the difference between two numbers by taking one number away from another.

Tags

CCSS.2.OA.A.1

Front

How do you solve a word problem?

Back

To solve a word problem, read the problem carefully, identify the numbers and operations needed, and write an equation to find the answer.

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What does SIDES√ stand for in problem-solving?

Back

SIDES√ is a strategy that stands for: S - Set up the problem, I - Identify the numbers, D - Decide on the operation, E - Execute the plan, S - Solve the problem, and √ - Check your work.

Tags

CCSS.7.EE.B.3

Front

If Jaleel used 323 Lego bricks for a helicopter and 156 for a car, how many did he use in total?

Back

479 Legos

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What is a multiplication expression?

Back

A multiplication expression shows the repeated addition of a number. For example, 5 x 6 means adding 5 six times.

Tags

CCSS.3.OA.A.1

Front

If Paula hikes 6 miles each day for 7 days, how many miles does she hike in total?

Back

42 miles

Tags

CCSS.3.OA.A.3

Front

What is the difference between two numbers?

Back

The difference is the result of subtracting one number from another.

Tags

CCSS.1.OA.A.1

Front

How do you find out how much faster one speed is than another?

Back

To find out how much faster one speed is than another, subtract the slower speed from the faster speed.

Tags

CCSS.7.EE.B.3

Front

What is the total speed of a jet and a NASCAR race car?

Back

The total speed is not calculated; instead, we find the difference in speed.

Tags

CCSS.6.NS.B.3