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5th Grade AMP 23-24Topic 1
Place value
1-1
The number 64,729,831,500,400 and other numbers can be written in different ways.
Word form:
Sixty-four trillion, seven hundred twenty-nine billion, eight hundred thirty-one millions, five hundred thousands and four hundred
Standard form:
64,729,831,500,400
Expanded form:
60,000,000,000,000 + 4,000,000,000,000 + 700,000,000,000 + 20,000,000,000 + 9,000,000,000 + 800,000,000 + 30,000,000 + 1,000,000 +500,000 + 400
Example: 28,930,750,031,900
The underlined digit is in the hundred millions place.
700,000,000
700,000,000
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Compering and Ordering Whole Numbers
1-2
We use < or > to compare two numbers
Example: 6,371 4,869
Answer :6,371 4,869
>
Example: 3,871 3,892
<
We start with the greatest place, if the numbers are different one should be greater than the other.
Because 6 is greater than 4
6,371 is greater
6,371 is greater
We order the numbers from least to greatest or from greatest to least.
We know that by finding the different number when you are compering you will know which one is greater or less.
We know that by finding the different number when you are compering you will know which one is greater or less.
Order them from least to greatest.
Example:4,851, 5,279, 1,934
Example: 7,938, 7,951, 6,852
Answer: 1,934; 4,851; 5,279
Answer: 6,852; 7,938; 7,951
Exponents and Place Value
1-3
An exponent tells how many times the base is going to multiply.
Example:
Exponent
Base
Example: 7 = 7x7x7=343
Example: 4 = 4x4x4x4x4x4=4,096
Remember: is not 4x6 is 4x4x4x4x4x4
Decimal Place Value
1-4
The 8 is in the hundredths place
as a decimal is 0.08
as a decimal is 0.08
Standard form:
7.4813
Word form:
Seven and four thousand, eight hundred thirteen ten-thousandths.
Expanded form:
7.0000 + 0.4 + 0.08 + 0.001 + 0.0003
Example: 3.8620
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Example: 56.723
The place of the underlined digit is ten-thousandths
—
The place of the underlined digit is the ones