Rational Number Word Problem Operations

Mr. Parker had $86 to buy school supplies for his class. He bought 32 boxes of pencils and 32 packages of notebook paper. Each package of paper cost $1.09, and each box of pencils cost $0.75. How much money did Mr. Parker have left?

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CCSS.7.EE.B.3

Cynthia started a yoga club and has 18 members. Each member pays $9.99 per month. On the first day of the month, 7 members paid their fee. The remaining members paid on the fourth day of the month. How much money was collected on the fourth day of the month?

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CCSS.7.EE.B.3

There are 20 cars in a parking lot.

Geico provides insurance to 3/5 of the cars.

AllState provides insurance to one-tenth of the cars.

State Farm provides insurance to the remaining cars.

How many cars in this parking lot does State Farm provide insurance to?

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CCSS.7.EE.B.3

Twelve PTA members want to buy supplies for students. They need to raise $527.86 to buy the supplies. They have already raised $349.11. If each PTA member raises the same amount of money, how much money must each member raise?

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CCSS.7.EE.B.3

Carlos uses a cleaner after working in his garage. The bottle contains 64.2 mL of cleaner. He used 5.8 mL of the cleaner on Monday. On Tuesday, he used half of the remaining cleaner on a chemical spill. On Wednesday, he used 3.9 mL of the cleaner in the bottle. How many mL of cleaner did Carlos have left on Thursday?

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CCSS.7.NS.A.3

Katherine’s Kitchen had 36 people order breakfast on Sunday morning.

2/9 of the people ate waffles only.

1/4 of the people ate eggs and waffles.

The remaining people ate eggs only.

How many people ate eggs only for breakfast?

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CCSS.7.EE.B.3

Cassie spent 3 ¼ hours cleaning her neighbor’s house.

She spent 3/4 of an hour doing laundry.

She spent 2/3 of an hour cleaning the kitchen.

She spend the remaining time cleaning the bathroom.

How much MORE time did Cassie spend doing laundry than cleaning the kitchen?

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CCSS.7.NS.A.3

Jorge sold candles for three weeks to raise money for a field trip.

Jorge sold 15 candles the first week.

The second week, he sold 2 fewer than twice the number of candles he sold the first week.

The third week, he sold 5 more than 1.5 times the number of candles he sold in the second week.

How many total candles did Jorge sell for the fundraiser?

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CCSS.7.EE.B.3

Marvin had 2 spools of thread. Each spool contained 10 ⅝ yards of thread. Marvin used 4 yards from each spool. How many yards of thread did Marvin have left?

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CCSS.7.NS.A.3

One weekend, Latoya and Tyler mowed lawns to earn spending money. Together, they earned $13.50 an hour for 8 hours of work. Each received half the total earnings. If Latoya then spent $18 on a video game, how much money did she have left?

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CCSS.7.EE.B.3