Question

jan gas tank is nearly empty at 1/12 full, she does not have enough gas to fill the tank but she has enough gas to reach 2/3 fill how much gas does she need to add to fill the fraction of a tank

Answer 1

First 1/12 & 2/3 lcm and you have to subtract from it them you will get the answer
I hope you understood

Answer 2

1/3