- Auto power off,
- Crystal keys,
- 10 digits,
Kenko Scientific Calculator KK-105- all use the same order for carrying out mathematical operations. This order is not necessarily the same as just reading a calculation from left to right. The rules for carrying out mathematical calculations specify the priority and so the order in which a calculation should be done - scientific calculators follow the same order.
This order is sometimes abbreviated by terms to help students remember the order of doing calculations. all use the same order for carrying out mathematical operations.