multiply, multiplication, multiple
No, the math term ratio doesn't mean multiply.
YOU add and multiply
multiplication , times
math, multiples, multiply, meter, monomial, median, mode, mean, midpoint, mixed number, minimum, minor, measure, maximum
Other words are: division, subtraction, and addition.
divide by 2 (or multiply by 0.5)
the word by means 'times' or 'multiply'
Times as much, percent of, product, interest on, multiply, factor