6.ns.4 review with 6.ns.2-3

Front

What is the least common multiple (LCM) of 15 and 20?

Back

The least common multiple (LCM) of 15 and 20 is 60.

Front

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

Back

To find the GCF, list the factors of each number and identify the largest factor they have in common.

Front

What is the GCF of 36 and 54?

Back

The greatest common factor (GCF) of 36 and 54 is 18.

Front

What is the sum of 7.9 and 18.72?

Back

The sum of 7.9 and 18.72 is 26.62.

Front

What is the difference between 16.3 and 4.156?

Back

The difference between 16.3 and 4.156 is 12.144.

Front

What is the product of 8.54 and 3.27?

Back

The product of 8.54 and 3.27 is 27.9258.

Front

Define the term 'decimal'.

Back

A decimal is a fraction expressed in a special form, where the denominator is a power of ten.

Front

What is the process of adding decimals?

Back

To add decimals, align the numbers by the decimal point and add as you would whole numbers.

Front

What is the process of subtracting decimals?

Back

To subtract decimals, align the numbers by the decimal point and subtract as you would whole numbers.

Front

What is the importance of the decimal point in a number?

Back

The decimal point separates the whole number part from the fractional part of a number.