Mathematics Grade 8 15 min

Add, subtract, multiply, or divide two decimals

Add, subtract, multiply, or divide two decimals

What you'll learn

  • Solve two-step word problems involving addition, subtraction, multiplication, or division of decimals to the hundredths place with at least 80% accuracy.
  • Apply the correct order of operations to evaluate expressions involving two decimals and multiple operations (addition, subtraction, multiplication, and division) with 75% accuracy.
  • Explain the reasoning behind choosing the correct operation (addition, subtraction, multiplication, or division) when solving a decimal word problem, using mathematical vocabulary such as 'sum,' 'difference,' 'product,' and 'quotient'.
  • Identify and correct errors in decimal calculations (addition, subtraction, multiplication, or division) performed by others, providing a clear explanation of the mistake.

Tutorial Preview

1

How to add 5.75 and 2.5

2

How to multiply 1.5 by 0.3

3

How to divide 6.4 by 0.2

Sample Practice Questions

Easy
What is 2.3 + 4.1?
0.6.4
1.64
2.0.64
3.2.44
Easy
What is 8.7 - 5.2?
0.3.5
1.35
2.0.35
3.8.18
Easy
Calculate 0.3 × 0.3.
0.0.09
1.0.9
2.9
3.0.009

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Frequently asked questions

What grade level is "Add, subtract, multiply, or divide two decimals"?

Add, subtract, multiply, or divide two decimals is a Grade 8 Mathematics lesson on ExcelOS.

What will I learn in Add, subtract, multiply, or divide two decimals?

You'll be able to: Solve two-step word problems involving addition, subtraction, multiplication, or division of decimals to the hundredths place with at least 80% accuracy; Apply the correct order of operations to evaluate expressions involving….

Is "Add, subtract, multiply, or divide two decimals" 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, subtract, multiply, or divide two decimals?

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

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