The bar between the numerator and denominator of a fraction represent division.
The messurerments on a ruler and or to determine on a graph
LCM is found by finding the factors of both and making sure that both are inthere
9=3 times 3
12=2 times 2 times 3
common one is 3
so we have to have at least 2 threes and 2 twos
2 times 2 times 3 tiimes 3=36
answer is 36