Mathematics Grade 7 15 min

Add and subtract decimals: word problems

Add and subtract decimals: word problems

What you'll learn

  • Identify the relevant information (numbers and operations) needed to solve decimal addition and subtraction word problems with at least 80% accuracy.
  • Solve multi-step word problems involving addition and subtraction of decimals, showing all work, and achieving a correct answer on at least 3 out of 4 problems.
  • Explain the steps taken to solve a decimal word problem, using mathematical vocabulary (e.g., sum, difference, decimal point, place value), in a written explanation that is clear and logically organized for at least 2 assigned problems.
  • Apply estimation strategies to check the reasonableness of solutions to decimal addition and subtraction word problems, justifying whether the answer is reasonable or not in at least 3 out of 4 problems.

Tutorial Preview

1

Leo buys a comic for $3.50 and a snack for $1.25. How much did he spend in total?

2

Mia has $5.00. She buys a juice for $2.75. How much change does she get back?

3

Sam buys a pen for $1.50 and a notebook for $2.25. He pays with a $5 bill. What is his change?

Sample Practice Questions

Easy
You ran 2.1 miles on Monday and 1.7 miles on Tuesday. What is the total distance?
0.3.2 mi
1.3.6 mi
2.3.8 mi
3.4.0 mi
Easy
A pencil costs $0.50 and an eraser costs $0.25. What is the total cost?
0.$0.65
1.$0.75
2.$0.85
3.$1.00
Easy
You have $1.00 and buy a gumball for $0.25. How much change do you get?
0.$0.75
1.$0.65
2.$0.50
3.$0.85

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Frequently asked questions

What grade level is "Add and subtract decimals: word problems"?

Add and subtract decimals: word problems is a Grade 7 Mathematics lesson on ExcelOS.

What will I learn in Add and subtract decimals: word problems?

You'll be able to: Identify the relevant information (numbers and operations) needed to solve decimal addition and subtraction word problems with at least 80% accuracy; Solve multi-step word problems involving addition and subtraction of decimals….

Is "Add and subtract decimals: word problems" free to practice?

Yes. You can read the tutorial preview for free, and signing up for a free ExcelOS account unlocks the full tutorial and all practice questions with instant feedback.

How many practice questions are included with Add and subtract decimals: word problems?

This lesson includes 25 practice questions across multiple difficulty levels, each with instant feedback and explanations.

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