IXL | Estimate products word problems: identify reasonable answers

Arbordale put on a fun run to mark the end of summer. The planners of the run filled 197 cups of water for the people who crossed the finish line. Each cup held 4 ounces of water. A runner worked out that the planners poured 1,108 ounces of water. Does that sound about right?

Yes.

No, it is much too high.

No, it is much too low.

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question

Yes.

No, it is much too high.

No, it is much too low.

solution

Check whether the runner's work is reasonable. Find about how many ounces of water the run's planners poured. Use numbers that are easy to work with and that are close to the numbers in the problem.

The planners filled 197 cups of water. That is about 200 cups.

Each cup held 4 ounces. Multiply.

200

800

The planners poured about 800 ounces of water. So, 1,108 is much too high.

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Lesson: Estimating products

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Lesson: Estimating products

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