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How to read large numbers 367,671,690,492 BillionMillion ThousandOnes Read the numbers before the comma as if you were reading in the ones column. Say the period you are in when you get to the comma except for the ones period.

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Remember that each period has three place values within the period 367,671,690,492 Hundreds Tens Ones Hundreds Tens Ones Hundreds Tens Ones Hundreds Tens Ones Billions Millions Thousands Units

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Try to think of each period as a house and each place as the kids in the house. Hundreds as Big Brother Tens as Middle Brother Ones as Little Sister This will be the same within each period.

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Three Forms to Write a Number Standard Form: in numbers 7,528,682,001 Word Form: in words Seven billion, five hundred twenty-eight million, six hundred eighty-two thousand, one Expanded Form: sum of the digits values. 7,000,000,000 + 500,000,000 + 20,000,000 + 8,000,000 + 600,000 + 80,000 + 2,000 + 1

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What is the expanded form of? 56,803 50,000 + 6,000 + 800 + 3

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What is the standard form of? 6,823 6,000 + 800 + 20 + 3

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What is the word form of? 4,367 four thousand, three hundred sixty-seven

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Read this number 4,371,024 four million, three hundred seventy-one thousand, twenty-four

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What place value is the 8 in this number? 4,829,905 Hundred thousands

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What place value is the 2 in this number? 4,829,105 Ten thousands

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What is this number in standard form? Ninety thousand, four hundred eight 90,408

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Compare and Order Whole Numbers CompareOrder Line up the places. Add zeros, only if necessary Compare by place value. Use signs to compare, = Line up the decimal points. Add zeros, only if necessary Order by place value. Least to Greatest OR Greatest to Least 545,524 540,828 529,121 5,282 545,524 > 5,282 Least to Greatest 5,282 529,121 540,828 545,524 540,828 529,121 5,282

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