1/3t+7/12t−1/4t =
1) 1/t + 7/12t = 11/12t
2) 11/12t - 1/4t = 11/12t - 3/12t = 8/12t = 2/3t
3) 2/3 * 1/8 = 2/24 = 1/12
1/3t+7/12t−1/4t =
1) 1/t + 7/12t = 11/12t
2) 11/12t - 1/4t = 11/12t - 3/12t = 8/12t = 2/3t
3) 2/3 * 1/8 = 2/24 = 1/12