IXL | Add, subtract, multiply, and divide decimals: word problems

Robert is a dairy farmer. His favorite cow, Annabelle, produces 7 gallons of milk per day. One gallon of milk weighs 8.6 pounds. How many pounds of milk does Annabelle produce each day?

pounds

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Learn with an example

question

Keith is making a spice rack for his mom in woodworking class. He starts with a board that is 31.25 inches long. Then, he cuts it into 5 equal pieces for the shelves. How long will each shelf be?

inches

solution

Keith starts with a board that is 31.25 inches long. He cuts it into 5 equal pieces for the shelves. Divide to find how long each shelf will be.

		6	.	2	5
5	3	1	.	2	5
– 3		0
		1		2
– 1				0
				2	5
– 2					5
					0

Each shelf will be 6.25 inches long.

Looking for more? Try these:

Lesson: Adding decimals

Lesson: Subtracting decimals

Lesson: Multiplying decimals

Lesson: Dividing decimals

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Not feeling ready yet? These can help:

D.8Add, subtract, multiply, or divide two decimals

E.2Add, subtract, multiply, or divide two whole numbers: word problems