CCSS.Math.Content.5.OA.A.2

A plumber fixed a leaky sink and charged $55 for parts and $45 per hour for labor.  The total bill was $190.  Which of the following equations can be used to find how many hours (x) the plumber spend fixing the sink?

• 55x + 45x = 190
• 55 + 45x = 190
• 55 + 45 = 190x
• 45 + 55x = 190

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CCSS.Math.Content.5.OA.A.2

8 + 7 × 3 – 8

• 37
• 21
• 10
• 30

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CCSS.Math.Content.5.OA.A.2

Four less than the sum of 7 and 3

• 4 - (7x3)
• (7+3) - 4
• (7x3) x 4

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CCSS.Math.Content.5.OA.A.2

Write the expression. 
Ten times the minutes spent exercising. 

• m ÷ 10 
• 10 ÷ m 
• 10m
• m + 10

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CCSS.Math.Content.5.OA.A.2

Write an Equation.
Gold costs $1,654 per ounce. How many ounces are needed to be worth $16,540?

• 1,654x = 16,540
• x/1,654 = 16,540
• x - 1,654 = 16,540
• x + 1,654 = 16,540

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CCSS.Math.Content.5.OA.A.2

Write an Equation.
The population of Australia in January, 2013, was about 23 million. If the population of the United States then, divided by 13.7, was approximately equal to the population of Australia, what was the population of the United States?

• x/13.7 = 23
• 13.7x = 23
• x + 13.7 = 23
• x - 13.7 = 23

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CCSS.Math.Content.5.OA.A.2

w increased by 5

• w - 5
• 5w
• w + 5
• w / 5

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CCSS.Math.Content.5.OA.A.2

Write words to match the expression:
5 x (9 - 2)

• five times the difference of nine and two
• five times the product of nine and two
• five times the sum of nine and two
• five times the quotient of nine and two

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CCSS.Math.Content.5.OA.A.2

Translate to an algebraic expression.

The difference of 30 and n

• n - 30

• 30 - n

• 30 + n

• n ÷ 30

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CCSS.Math.Content.5.OA.A.2

The product of a number and 5

• 5x

• x + 5

• $\frac{x}{5}$

• x - 5

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CCSS.Math.Content.5.OA.A.2