EDM: Unit 3 Review

Front

What is an estimate?

Back

An estimate is a number that is close to the exact answer.

Front

What is 390 - 50?

Back

340

Front

If each chair costs 5 dollars, how much do 4 chairs cost?

Back

$20

Front

How many students liked basketball if the answer is 40?

Back

40 students liked basketball.

Front

How many students' favorite pet was a cat if the answer is 10?

Back

10 students' favorite pet was a cat.

Front

What is the estimated result of 385 - 49?

Back

The estimated result is 340.

Front

What does it mean to estimate a number?

Back

To estimate a number means to find a value that is close to the actual number.

Front

If you have 30 students and 40% like basketball, how many like basketball?

Back

12 students like basketball.

Front

What is the total cost of 3 chairs at 5 dollars each?

Back

$15

Front

If 10 students like cats and 5 like dogs, how many like either?

Back

15 students like either cats or dogs.