Answer:
The equals sign or equal sign, formerly known as the equality sign, is the mathematical symbol =, which is used to indicate equality in some well-defined sense. In an equation, it is placed between two expressions that have the same value, or for which one studies the conditions under which they have the same value
Step-by-step explanation:
12:15 lowest term is 4:5
So 12:15 is equal to 4:5
And the Symbol we will used is equal(=)
