Discussion about math, puzzles, games and fun. Useful symbols: ÷ × ½ √ ∞ ≠ ≤ ≥ ≈ ⇒ ± ∈ Δ θ ∴ ∑ ∫ π -¹ ² ³ °

You are not logged in.

- Topics: Active | Unanswered

**nogood****Member**- Registered: 2005-05-05
- Posts: 4

as you can see im nogood at maths hence the name. anyway my daughter got a maths problem and i need help.

the symbol @ is a missing number and she has to replace it with a number to make the statement true.

1/ (@@)2 = 79@@

2/ (@@)3= 103 823

can anyone help a father in need plz.

Offline

**MathsIsFun****Administrator**- Registered: 2005-01-21
- Posts: 7,686

Problem 2 is "47": 47^3 (ie 47 cubed, or 47*47*47) = 103,823

Problem 1 doesn't make sense ... 89^2 (ie 89 squared, or 89*89) = 7921, but your problem has 79@@, so I am not sure what's up with that.

"The physicists defer only to mathematicians, and the mathematicians defer only to God ..." - Leon M. Lederman

Offline

**nogood****Member**- Registered: 2005-05-05
- Posts: 4

thankyou very much for your help,i think i will go for maths lessons for ten year olds lol and then help my daughter.If that fails i hope you can still help.

Offline

**MathsIsFun****Administrator**- Registered: 2005-01-21
- Posts: 7,686

Not a worry!

"The physicists defer only to mathematicians, and the mathematicians defer only to God ..." - Leon M. Lederman

Offline