# Unit 5: Decimal Ops

## Key Concepts

Key Concepts

- I can add, subtract and multiply decimals.
- I can divide a decimal by a whole number, a whole number by a decimal and a decimal by a decimal.
- I can solve real world decimal problems using the appropriate operation.
- I can solve real world unit rate and percent problems involving decimals (percent discount, sale price, original price, sales tax, tip, sub-total, total)
- I can find the percent of a quantity.
- I can find the percent given the quantity and the whole.
- I can find the whole given the percent and the quantity.

decimals vocabulary.pdf

### Helpful videos

Helpful videos

- Adding Decimals
- Subtracting Decimals
- Multiplying Decimals
- Divide Decimals by Whole Numbers
- Divide Decimals by Decimals
- Finding Sales Tax
- Finding Percent Discount
- Ordering Decimals
- Writing fractions as percents
- Writing decimals as percents
- Writing a fraction as a terminating decimal
- Writing a fraction as a repeating decimal