# Arithmetic operations

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Take Quiz 1 to identify your areas for growth. We'll recommend lessons for exactly what you need to learn.

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Estimating with adding decimals

71%

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Add decimals visually

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Add decimals like 0.7+0.5

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Add decimals like 4+5.7

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Add decimals like 40.1+7.6

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Add decimals like 0.76+0.21

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Add decimals like 5.53+6.1

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Add decimals like 47.75+11.98

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Estimating with subtracting decimals

86%

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Subtract decimals visually

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Subtract decimals like 0.9-0.7

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Subtract decimals like 1.6-0.3

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Subtract decimals like 78.4-3

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Subtract decimals like 56.8-17.9

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Subtract decimals like 0.75-0.56

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Subtract decimals like 0.6-0.43

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Subtract decimals like 67.89-6

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Subtract decimals like 15-17.45

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Practice

Estimating with multiplying decimals

71%

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Multiply decimals visually

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Multiply decimals like 0.56x4

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Multiply decimals like 0.6x0.4

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Multiply decimals like 1.7x0.12

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Identify your areas for growth in these lessons:

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Practice

Estimate multi-digit division problems

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Basic multi-digit division

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Division by 2-digits

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Practice

Divide decimals visually

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Divide decimals like 1.86÷2

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Divide decimals like 0.72÷0.08

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Divide decimals like 1.32÷0.12

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Test your understanding of

**Arithmetic operations**with these 15 questions.About this unit

Let's begin our journey together in 5th grade with good ole fashioned arithmetic. Don't assume that this has to be boring...not at all! We're going to have fun as we learn about and practice adding, subtracting, multiplying, and dividing whole numbers and decimals. We know you're probably pretty comfortable with basic arithmetic, so we'll try to challenge you a little more in these tutorials!