The total cost of the ribbons bought by the craft club is $283,5. After the project there will be 114 meters of ribbon left
1 spool of ribbon = 6.75 m
A craft club buys 21 spools
Cost of ribbon = $2
The club uses 76.54 meters to complete a project.
How much ribbon will be left?
First step, with the information given, we will calculate how many meters of ribbon bought by the craft club
to find out how much the total cost, we are going to multiply the total length of the ribbon bought with the price per meter.
Total cost = length of the ribbon bought x Price/meter
Here how to multiply the decimal numbers. We don’t need to line up the decimal place. Multiplying decimal numbers is the same way as the whole number multiplication but don’t forget to put the decimal point in the answer.
6.75 ⇒ 2 decimal place
21 x ⇒ no decimal place
141.75 ⇒ 2 decimal place
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Keywords: mileage, multiplication for decimal numbers, two digits numbers multiplication, additional, substracting.