5Math Unit 4 Review Everyday Math

Front

What is a decimal?

Back

A decimal is a number that includes a decimal point, which separates the whole number part from the fractional part. For example, 0.34 is a decimal.

Front

How do you compare two decimals?

Back

To compare two decimals, align them by the decimal point and compare digit by digit from left to right.

Front

What is the result of subtracting a larger decimal from a smaller decimal?

Back

The result will be a negative number.

Front

What does expanded form mean?

Back

Expanded form is a way of writing a number that shows the value of each digit. For example, 6.84 in expanded form is (6 x 1) + (8 x 0.1) + (4 x 0.01).

Front

What is the value of 10 times 2.357?

Back

The value is 23.57.

Front

How do you represent 'six and eighty-four hundredths' in decimal form?

Back

It is represented as 6.84.

Front

What is the process to subtract decimals?

Back

Align the decimal points, subtract as you would with whole numbers, and place the decimal point in the answer directly below the other decimal points.

Front

What does the symbol '<' mean?

Back

The symbol '<' means 'less than'.

Front

What is the value of 40 - 18.51?

Back

The value is 21.49.

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 and simplify if possible. For example, 0.34 = 34/100 = 17/50.