Rounding Decimal Numbers - MY SITE - Home

Rounding Decimal Numbers - MY SITE - Home

Rounding Decimal Numbers Sometimes close enough is good enough! Molly has $16 in her pocket She buys: 3 hotdogs @ $1.89 each 3 milkshakes @ $2.19 each 3 Large French fries @ $ $1.79 each

Does she have enough money? Gas costs $1.79 per gallon Im running on empty and I have a 20 gallon tank on my truck About how much will it cost to fill up?

You have one hour to take a 50 question test. About how much time can you spend on each question? Close enough is good enough! The rounding poem

Find your number Look right next door 4 or less, just ignore 5 or more add one more! Rounding Whole Numbers Round 474 to the closest hundred. 474

Find your number Look right next door Four or less, just ignore Five or more, add one more 474 Rounded to the hundreds becomes 500

Round 474 to the closest 10s 474 Just ignore - 470 Try These 4,215 394 27 127,591

638 What about decimal numbers The same rules (and poem) apply! Round 4.167 to the closest hundredths 4.167 Find your number Look right next door 4.17

Remember If you are asked to round to the nearest tenth.your answer place! stops at the tenth

Example: Round 42.73 to the closest tenth would be 42.7 Special Case! Rounding a 9 Round 2.197 to the closes hundredths Since there is a 9 in the hundredths place consider the tenth and

hundredths together 19 do you leave it at 19 or move it to 20? Round 4.95 to the closest tenth Since there is a 9 in the tenth spot consider the ones and tenths together should you leave it at 49 or move it to 50? 4.95 rounded to the nearest tenth

is 5.0 Try these Round to tenths: Round to hundredths 4.56 4.6

18.784 18.78 5.32 5.3 9.456 9.46

0.98 1.0 9.997 10.00 Homework Page 600

Lesson 3-3 at the top of the page 1-20

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