Multiplying and Dividing Decimals

Front

What is a decimal?

Back

A decimal is a fraction whose denominator is a power of ten, represented with a dot (.) to separate the whole number from the fractional part.

Front

How do you multiply decimals?

Back

To multiply decimals, multiply the numbers as if they were whole numbers, then count the total number of decimal places in both numbers and place the decimal point in the product accordingly.

Front

What is the process for dividing decimals?

Back

To divide decimals, move the decimal point in the divisor to the right until it is a whole number, then move the decimal point in the dividend the same number of places and divide as usual.

Front

What is the cost of 1 box if 14 boxes cost $91.00?

Back

$6.50

Front

How do you place a decimal in a multiplication result?

Back

Count the total number of decimal places in the factors and place the decimal point in the product accordingly.

Front

What is the GCF (Greatest Common Factor)?

Back

The GCF is the largest number that divides two or more numbers without leaving a remainder.

Front

If one number is 20 and the GCF is 5, what could the other number be?

Back

25 is one possible answer.

Front

What is the cost of one rose if a dozen roses cost $29.88?

Back

$2.49

Front

What is the GCF of 36 and 54?

Back

9

Front

How do you find the GCF of two numbers?

Back

List the factors of each number and identify the largest factor they have in common.