Answer
Least common multiple (LCM) of 14 and 35
$= 70$
Work Step by Step
$14 = 2\times7$
$35 = 7 \times 5$
In each number:
2 is a factor once
5 is a factor once
7 is a factor once (in a single number, not added up across both)
$LCM = 2 \times 5 \times 7$
$$=70$$