# How to read large numbers

## Presentation on theme: "How to read large numbers"— Presentation transcript:

Read the numbers before the comma as if you were reading in the one’s column. Say the period you are in when you get to the comma except for the one’s period. Billion Million Thousand Ones 367,671,690,492

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

This will be the same within each period.
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.

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, ,000, ,000, , , ,

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

What is the standard form of?
6, 6,823

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

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

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

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

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

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