Related Clues:

• Add to RAM
• Unknown quantity, we hear, in maths problem
• Sum - total
• Arithmetical problem
• Kakuro figure
• Figure out, as a bill
• Tidy __
• 2+2+2+2+2
• Bottom line, maybe
• If it's tidy, it's not tiny
• One of 6 down is awake and so is the chlid
• Total of numbers
• Youngster awake to what is put back
• Tidy ___
• 1 + 2 + 3, e.g