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

Andrew is playing an online game. His character in the game is named Steve. At full health, Steve has 180 health points. Right now, Steve only has 128 health points, so Andrew has him drink a health potion. The health potion increases Steve's health by 3.2 points each second until he is back to full health. How many seconds will it take before Steve is back at full health?

Write your answer as a whole number or decimal. Do not round.

seconds

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Learn with an example

question

At the Clayton Fall Fair, there is a game that involves tossing water balloons into buckets to earn points. To make sure the game is fair, a machine fills each balloon with exactly 0.35 liters of water. Mabel played the game and got all her balloons into the green bucket. She earned 1.5 points for each balloon, and she earned 12 points in all. Combined, how many liters of water were in the water balloons that Mabel tossed?

Write your answer as a whole number or decimal. Do not round.

liters

solution

To find how many liters of water were in the water balloons that Mabel tossed, you can follow these steps.

Step 1: Find how many water balloons Mabel tossed.

Mabel got all the water balloons that she tossed into the green bucket. She earned 1.5 points for each balloon, and she earned 12 points in all. So, to find how many balloons she tossed, divide.

1.5

To make the division easier, move both decimal points one place to the right.

120

Now, divide.

			8
15	1	2	0
– 1		2	0
			0

Step 2: Find how many liters of water were in the water balloons that Mabel tossed.

Mabel tossed 8 water balloons, and each one contained exactly 0.35 liters of water. Multiply.

Combined, there were 2.8 liters of water in the water balloons that Mabel tossed.

Looking for more? Try these:

Lesson: Adding decimals

Lesson: Subtracting decimals

Lesson: Multiplying decimals

Lesson: Dividing decimals by whole numbers

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GG.2Add, subtract, multiply, and divide decimals: word problems