Find the remainder when $49! ÷ 48$

Question

Find the remainder . When $49! ÷ 48$ I know the answer is zero.

But I don't know ..how we reached to answer ..??

For instance I know $4!$ When divided by $3$ we got the remainder $0$ ..so if we got bigger numbers how we are suppose to solve them ?

Answer 1

Note that $49!$ is multiple of $48$ so when you divide it by $48$ there is no remainder.