first, multiply by 3 to each side to cancel out the 3 in the denominator, so l x w x h = 2.66 X 3 which is 7.98, but i would round to 8 since 2.66 is like 2 2/3. Then look for 3 numbers that when multiplied equal 8. I would say 1 x 4 x 2 since it cant be 2 x 2 x 2
