Unit 5: Decimal Arithmetic

Front

What is Decimal Arithmetic?

Back

Decimal Arithmetic involves calculations using decimal numbers, which are numbers that include a decimal point to represent fractions of ten.

Front

How do you convert a decimal to a fraction?

Back

To convert a decimal to a fraction, write the decimal over its place value (e.g., 0.75 = 75/100) and simplify.

Front

What is the value of 8.92 ÷ 0.8?

Back

11.15

Front

Which expression is equivalent to 8.92 ÷ 0.8?

Back

892 ÷ 80

Front

What is the least common multiple (LCM) of 4 and 6?

Back

12

Front

How do you find the least common multiple of two numbers?

Back

List the multiples of each number and find the smallest multiple they have in common.

Front

What is the greatest common factor (GCF)?

Back

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

Front

How do you find the greatest common factor of two numbers?

Back

List the factors of each number and identify the largest factor they share.

Front

What is the relationship between LCM and GCF?

Back

The product of the LCM and GCF of two numbers equals the product of the numbers.

Front

What is a decimal point?

Back

A decimal point is a dot used to separate the whole number part from the fractional part of a decimal.