About Decimals

Introduction to Decimals

Writing Decimals in Different Forms

Decimal Fraction

• a fraction written as a decimal

• a decimal point separates whole numbers from fractions

Connect Decimal Numbers with Fractions

A number can be represented both as a fraction and decimal.

You can also write decimal numbers and fractions with words.

Try matching the different number forms on the next slides.

Multiple Choice

Which fraction does this decimal number match?

0.77

• 7/10

• 77/100

• 7/100

• 700

Multiple Choice

Which fraction does this decimal number match?

0.07

• 7/10

• 7/100

• 70/100

• 7/7

Multiple Choice

How would you write this number in word form?

77/100

• seven tenths

• seven hundredths

• seventy-seven hundredths

• seventy-seven

Multiple Choice

How would you write this number in word form?

7/100

• seven tenths

• seventy tenths

• seventy hundredths

• seven hundredths

Multiple Choice

Which decimal does this fraction match?

13/100

• 13.00

• 0.013

• 0.13

• 1.3

Multiple Choice

Which decimal does this fraction match?

8/10

• 8.0

• 0.8

• 0.08

Multiple Select

How do you feel about writing numbers as decimals and fractions?

• I feel confident. I could teach it to someone else!

• I feel confident about writing numbers as fractions and decimals.

• I feel okay, but I may need a little practice.

• I feel confused about writing numbers as fractions and decimals. I need help.