Rounding Decimals: Techniques and Tips

What is the mnemonic used for rounding decimals?

• Four or less, leave the mess

• Five or more, let it soar

• Four or less, let it rest

• Five or more, raise the score

What does the phrase 'Who's that knocking on my back door?' refer to in rounding decimals?

• The number immediately after the place being rounded

• The first number in the decimal

• The number in the place being rounded to

• The last number in the decimal

If you round 5.06 to the nearest tenth, what is the result?

• 5.5

• 5.06

• 5.1

• 5.0

What is the result of rounding 2.096 to the nearest tenth?

• 2.10

• 2.09

• 2.1

• 2.0

What does rounding to the nearest hundredth mean in terms of money?

• Rounding to the nearest penny

• Rounding to the nearest dollar

• Rounding to the nearest ten cents

• Rounding to the nearest hundred dollars

If a calculator shows a sales tax of $1.756 and you round to the nearest cent, what is the amount?

• $1.75

• $1.76

• $1.80

• $2.00

What is the result when rounding 21.798 to the nearest hundredth?

• $21.80

• $22.00

• $21.79

• $21.00

When rounding to the nearest thousandth, what is the result for 6.1849?

• 6.19

• 6.185

• 6.18

• 6.184

If rounding 108.089 to the nearest thousandth, what is the correct rounding?

• 108.089

• 108.09

• 108.1

• 108.0

If you round 0.0864 to the nearest thousandth, what do you get?

• 0.08

• 0.086

• 0.087

• 0.09