There are multiple versions of the division sign.
Classic Division Sign
Sign: ÷
15 ÷ 3 = 5
Horizontal Bar
Fractions are, in a way, stealth division problems.
A horizontal bar can be used to represent fractions.
Sign: —
= 5
Forward Slash
A forward slash can also be used to represent fractions and, by extension, division.
Sign: /
15/3 = 5