Decimal Operations

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4.8

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-4.883

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-0.7728

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5.3

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22.5

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Define decimal multiplication.

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Decimal multiplication involves multiplying numbers that have decimal points, adjusting the decimal point in the product based on the total number of decimal places in the factors.

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Define decimal subtraction.

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Decimal subtraction is the process of subtracting one decimal number from another, aligning the decimal points to ensure accurate calculation.

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What is the rule for multiplying a positive and a negative decimal?

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The product of a positive decimal and a negative decimal is always negative.

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What is the rule for dividing decimals?

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To divide decimals, convert them to whole numbers by moving the decimal point to the right, then divide as usual and place the decimal point in the quotient.

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What is the significance of the decimal point in calculations?

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The decimal point indicates the value of digits in a number, determining their place value and affecting the outcome of operations.