By the end of this unit, you will be able to:

A2 Represent fractions and decimals to thousandths

A9 Represent fractions in decimal form

B5 Add and subtract simple fractions using models

A3 Write and interpret ratios, comparing part to part and
part to whole

A4 Demonstrate an understanding of equivalent ratios

A5 Demonstrate an understanding of the concept of percent
as a ratio

Fractions Introduction (BrainingCamp App)

**Changing Fractions with Denominators of **

**10, 100 & 1000 to Decimals**

If the fraction has 10, 100 or 1000 as the denominator, we know that:

To convert to a decimal, write 37 so that the last digit appears in the hundredths column: 0.37. From this we see:

Fractions with the denominators 10, 100, and 1000 can be easily changed to decimals, just remember to place the numbers in the tenths, hundredths, or thousandths position.

**Changing Fractions to Decimals **

If the fraction doesn't have 10, 100 or 1000 as the denominator, change it to an *equivalent* fraction which does, then convert to a decimal.

**Common Denominators**

**Adding & Subtracting**

Exploring Fractions - Make a Smoothie!

Exploring Fractions - In Hotels & Restaurants

**Ratio** Spy Guys

**Percent** Spy Guys

**Fractions, decimals, ratios and percentages are just different ways of showing the same value!**

A** half** can be written as a...

Fraction: 1/2

Decimal: 0.5

Ratio: 1:2

Percent: 50%

A** quarter** can be written as...

Fraction: 1/4

Decimal: 0.25

Ratio: 1:4

Percent: 25%