Understanding Place Value (INTERVENTION ROUND #2)

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What is place value?

Back

Place value is the value of a digit based on its position in a number. For example, in the number 345, the digit 3 is in the hundreds place, so its value is 300.

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CCSS.4.NBT.A.1

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How do you compare decimals?

Back

To compare decimals, align the decimal points and compare each digit from left to right. The first digit that differs determines which decimal is greater.

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CCSS.5.NBT.A.3B

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What does rounding to the nearest hundredth mean?

Back

Rounding to the nearest hundredth means adjusting a number to two decimal places. If the third decimal place is 5 or more, round up; if it's less than 5, round down.

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CCSS.5.NBT.A.4

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Back

The product is 500.

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CCSS.5.NBT.A.2

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How do you write a decimal in word form?

Back

To write a decimal in word form, say the whole number, then 'and', followed by the fractional part as a fraction. For example, 8.026 is 'Eight and twenty-six thousandths'.

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CCSS.5.NBT.A.3A

Front

What is standard form in mathematics?

Back

Standard form is a way of writing numbers using digits. For example, the number 'eight and fifty-nine hundredths' is written as 8.59.

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CCSS.5.NBT.A.3A

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What is the value of the digit 7 in the number 7,482?

Back

The value of the digit 7 in the number 7,482 is 7,000, because it is in the thousands place.

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CCSS.4.NBT.A.1

Front

How do you identify the tenths place in a decimal?

Back

The tenths place is the first digit to the right of the decimal point. For example, in 3.4, the digit 4 is in the tenths place.

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CCSS.5.NBT.A.3A

Front

What is the difference between hundredths and thousandths?

Back

Hundredths are two places to the right of the decimal point (0.01), while thousandths are three places to the right (0.001).

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CCSS.5.NBT.A.3A

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How do you convert a fraction to a decimal?

Back

To convert a fraction to a decimal, divide the numerator by the denominator. For example, 1/4 = 0.25.

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CCSS.7.NS.A.2D

CCSS.8.NS.A.1