chapter 3 l3-3 notes: rounding decimals. to round a decimal, first underline the digit to be...
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Chapter 3
L3-3 Notes:
Rounding Decimals
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Rounding Decimals
To round a decimal, first underline the digit to be rounded. Then look at the digit to the right of the place being rounded.
If the number is 5 or above, give the number underlined a shove.
If the number is 4 or below, leave the number underlined alone.
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Rounding Decimals
Round 1.324 to the nearest whole number.
1.324
Round 99.96 to the nearest tenth.
99.96
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Examples
1. A bag of potato chips costs $0.2572 per ounce. How much is this to the nearest cent?
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How Much Does Gas Really Cost?
Round the gas prices to the nearest cent.
REGULAR
PLUS
PREMIUM
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On Your Own…
Round each decimal to the indicated place-value.
1. 0.329; tenths
2. 45.522; hundredths
3. 7.67597; ten thousandths