In both cases, you work with the decimals as you have worked with whole numbers, but you have to figure out where the decimal point goes.
When multiplying decimals, the number of decimal places in the product is the sum of the decimal places in the factors.
Andy just sold his van that averaged 20 miles per gallon of gasoline.
Learning to multiply and divide with decimals is an important skill.
So in order to find out how much Vanessa has spent, we will divide 45.75 by 3: Yesterday Susana took a trip to visit some family.
She covered a total of 135.75 miles without making any stops along the way, and it took her exactly 1.5 hours to arrive at her destination.
If you multiply the divisor by 10, then you also have to multiply the The number to be divided up in a division problem. To divide by a decimal, multiply the divisor by a power of ten to make the divisor a whole number.
Then multiply the dividend by the same power of ten.
Multiplying decimals is the same as multiplying whole numbers except for the placement of the decimal point in the answer.
When you multiply decimals, the decimal point is placed in the The result when two numbers are multiplied. product so that the number of decimal places in the product is the sum of the decimal places in the A number that is multiplied by another number or numbers to get a product.