To qualify for the postcard rate for postage, a postcard must be less than 4 1/4 inches high. Elayne has a postcard that is 4 7/8 inches high. How much is her postcard over the height limit?
The postcard must be less than 4 1/4 inches high. Elayne's postcard is 4 7/8 inches high. We need to subtract the limit from the height of her postcard to know how high it is above the limit: 4 7/8 - 4 1/4 = 5/8 Her postcard is higher than the limit by 5/8 inches.
