Understanding One-Step Equations with Decimals and Fractions

What is the inverse operation of subtraction used in solving equations?

• Multiplication

• Division

• Addition

• Subtraction

When aligning decimals, where should the decimal point be placed?

• Directly under the other decimal points

• Between the ones and tens place

• At the end of the number

• Anywhere as long as it's consistent

What does adding inverses (like -5.7 and +5.7) result in?

• 5.7

• 11.4

• 0

• 10.4

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CCSS.7.NS.A.1

CCSS.7.NS.A.3

After solving the decimal equation, what is the value of x?

• 16.6

• 10.9

• 5.7

• 21.6

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CCSS.7.EE.B.3

CCSS.7.EE.B.4

How do you verify the solution of an equation?

• Substitute the solution back into the original equation

• Subtract the solution from the original equation

• Add the solution to the original equation

• Multiply the solution by 2

Tags

CCSS.HSA.REI.A.1

What is the inverse of a positive fraction in equations?

• Dividing by the fraction

• Multiplying by the fraction

• A positive fraction

• A negative fraction of the same value

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CCSS.7.NS.A.2

CCSS.7.NS.A.3

When solving equations with fractions, what should remain the same?

• Denominators

• Both numerators and denominators

• Neither

• Numerators

What is the result of 5/7 - 1/7?

• 5/7

• 4/7

• 6/7

• 1/7

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CCSS.7.EE.A.1

CCSS.7.NS.A.1

CCSS.7.NS.A.3

After solving the fraction equation, what is the value of n?

• 4/7

• 2/7

• 1/7

• 5/7

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CCSS.7.EE.B.3

CCSS.7.NS.A.2

CCSS.7.NS.A.3

How do you confirm that the solution to a fraction equation is correct?

• By subtracting the solution from the original equation

• By adding the solution to the original equation

• By dividing the original equation by the solution

• By substituting the solution back into the original equation

Tags

CCSS.HSA.REI.A.1