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Published bySamson Leonard Modified over 9 years ago

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Place – the position of a digit in a number. Example: hundreds, tens, ones 4,867,231.465 Hundred Thousands Millions Ten Thousands Hundreds TensOnesTenths Hundredths Thousandths

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Value – the value of a digit according to its place in a number. Example : 400, 60, 6 4,867,231.465 800,000 4,000,000 60,000 7,000 200 3010.4 0.06 0.005

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Period – Each group of three digits in a large number. 4,867,231.465 DecimalsOnesThousandsMillions

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Standard Form – A way to write numbers by using the digits 0-9, with each digit having a place value. 4,867,231.465

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Word Form – A way to write numbers using words. Four million, eight hundred sixty-seven thousand, two hundred thirty-one, and four hundred sixty-five thousandths

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Expanded Form – A way to write numbers by showing the value of each digit. 4,000,000 + 800,000 + 60,000 + 7,000 + 200 + 30 + 1 + 0.4 + 0.06 + 0.005

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How do we write the following numbers in standard form? 1.Nine hundred fifty-eight and forty-two hundredths 2. Twenty-five thousand, seventy-four and three thousandths 3. Four hundred nine and one hundred fourteen thousandths

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How do we write the following numbers in word form? 283.164 405.93 3,186.048 2,830.7

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How do we write the following numbers in expanded form? 641.23 807.549 1,573.098 9,714.538

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How do we write the following numbers in standard form? Seven thousand, nine hundred forty-two, and twenty-three thousandths

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Seven hundred sixty-three and two hundred eighty- three thousandths

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Fifty-seven thousand, one hundred thirty-six and two hundred three thousandths

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How do we write the following numbers in word form? 85.426

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370.119

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7,526.806

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24,583.068

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How do we write the following numbers in expanded form? 29.058

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358.702

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1,234.067

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408.569

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