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highschool/Grade 9/Math/MFM1P1/Final_Exam_Study_Sheet.md

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2019-04-23 11:41:02 -04:00
# Study Sheet
## Rounding and Decimals
### Decimals
- Terms:
- Given the number `9123.456`:
- The **`tenth`** is the `4`
- The **`hundredth`** is `5`
- The **`thousandths`** is `6`
- The **`ones`* is `3`
- The **`tens`** is `5`
- The **`hundreds`** is `1`
- The **`thousands`** is `9`
- **Remember, `tens` and `tenths` may sound the same, but they are `DIFFERENT`!
- To round to a a **`tenth`**, **`hundredth`**, and **`thousandths`**
- Tenths
- If the `hundredth` is `5` or higher, round up, else, round down.
- Hundreth
- If the `thousandth` is `5` or higher, round up, else, round down.
- Thousandth
- If the number of the `thousandth` is `5` or higher, round up, else, round down.