Related Clues:
- Antonym of ''throw out''
- Reach a total, in a simple way
- Make a U-turn from subtract
- Enhance, with ''to''
- Do a summer job
- Obey sigma notation in a math class
- Work with a calculator
- 'Anything you'd like to ___?'
- Turn two fives into a ten?
- Get to a total
- Use a '+' sign
- Find some sums
- Follow : Twitter :: ___ : Snapchat
- Hit ' ' on a calculator
- ___ fuel to the fire