Learning Outcomes
Divide a decimal by a entirety numberDivide a decimal by an additional decimalDivide a totality number by a decimalJust just like multiplication, department of decimal is really much like separating whole numbers. We just have actually to number out wherein the decimal point must be placed.To understand decimal division, let’s take into consideration the multiplication problem
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Notice that the decimal allude in the quotient is directly over the decimal suggest in the dividend.To division a decimal by a whole number, we location the decimal suggest in the quotient above the decimal suggest in the dividend and then divide as usual. Sometimes we have to use extra zeros in ~ the end of the dividend come keep splitting until over there is no remainder.
Divide a decimal by a entirety number.
Write as long division, placing the decimal suggest in the quotient above the decimal allude in the dividend.Divide together usual.example
Divide:
Solution
Write as lengthy division, put the decimal point in the quotient above the decimal suggest in the dividend. | |
try it
Watch teh following video clip to see an additional example of how to division a totality number by a decimal.
example
In day-to-day life, we divide entirety numbers into decimals—money—to uncover the price that one item. For example, mean a situation of
Divide:
Show Solution
Solution
Place the decimal suggest in the quotient above the decimal point in the dividend. | |
Round to the nearest cent. | |
This method the price per party is
Divide a Decimal by another Decimal
So far, us have divided a decimal by a totality number. What happens when we division a decimal by an additional decimal? let’s look in ~ the very same multiplication problem we looked at earlier, however in a various way.
Divide decimal numbers
Determine the authorize of the quotient.Make the divisor a entirety number by relocating the decimal allude all the means to the right. Relocate the decimal point in the dividend the same number of places to the right, creating zeros together needed.Divide. Ar the decimal allude in the quotient over the decimal allude in the dividend.Write the quotient through the proper sign.example
Divide:
Show Solution
Solution
Determine the sign of the quotient. | The quotient will be negative. |
Make the divisor the entirety number by ‘moving’ the decimal point all the way to the right. ‘Move’ the decimal allude in the dividend the same variety of places to the right. | |
Write the quotient with the ideal sign. |
Solution
The signs are the same. | The quotient is positive. |
Make the divisor a whole number through ‘moving’ the decimal point all the means to the right. ‘Move’ the decimal point in the dividend the same number of places. | |
Write the quotient with the appropriate sign. |
Solution
The signs are the same. | The quotient is positive. |
Make the divisor a whole number through ‘moving’ the decimal allude all the way to the right. Move the decimal suggest in the dividend the same variety of places, including zeros together needed. | |
Write the quotient through the proper sign. See more: Why Did The Members Of The American Liberty League Oppose The New Deal |