Fraction & Decimal Operations Recap

Front

What is a fraction?

Back

Front

What is a decimal?

Back

A decimal is a way of expressing a number that is not whole, using a point to separate the whole number part from the fractional part.

Front

How do you multiply decimals?

Back

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

Front

What is the process to divide 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 reciprocal of a fraction?

Back

Front

How do you convert a fraction to a decimal?

Back

Divide the numerator by the denominator.

Front

What is the least common denominator (LCD)?

Back

The least common denominator is the smallest number that can be used as a common denominator for two or more fractions.

Front

How do you subtract fractions with different denominators?

Back

Find the least common denominator, convert the fractions, and then subtract the numerators.

Front

What is the process to add fractions?

Back

If the fractions have the same denominator, add the numerators. If they have different denominators, find the least common denominator first.

Front

What does it mean to simplify a fraction?

Back

To simplify a fraction means to reduce it to its lowest terms by dividing the numerator and denominator by their greatest common factor.