My Math Grade 5 - Chapter 3, Lesson 5 Flashcard

Front

Estimate 154 ÷ 3

Back

50

Front

Best estimate for 302 ÷ 3? Options: 300 ÷ 3 = 100, 30 ÷ 3 = 10, 300 ÷ 10 = 3, 300 ÷ 30 = 10

Back

300 ÷ 3 = 100

Front

Best estimate for 535 ÷ 6? Options: 500 ÷ 5 = 100, 540 ÷ 6 = 90, 500 ÷ 10 = 50, 600 ÷ 5 = 120

Back

540 ÷ 6 = 90

Front

Best estimate for 650 ÷ 8? Options: 600 ÷ 10 = 60, 650 ÷ 10 = 65, 700 ÷ 5 = 140, 640 ÷ 8 = 80

Back

650 ÷ 10 = 65

Front

Estimate and check: 424 ÷ 6

Back

70

Front

What is estimation in division?

Back

Estimation is finding a number close to the exact answer, making calculations easier.

Front

Why is estimating important in math?

Back

It helps to quickly assess the reasonableness of an answer.

Front

What does it mean to round a number?

Back

Rounding means adjusting a number to the nearest specified value, often to make calculations simpler.

Front

How do you round 154 to the nearest ten?

Back

154 rounds to 150.

Front

What is the quotient of a division problem?

Back

The quotient is the result of dividing one number by another.