To write equivalent fractions with the least common denominator for 7/8 and 3/4, we need to find the least common multiple (LCM) of 8 and 4, which is 8.
For 7/8, we can multiply the numerator and denominator by 1 to get:
7/8 x 1/1 = 7/8
For 3/4, we can multiply the numerator and denominator by 2 to get:
3/4 x 2/2 = 6/8
Therefore, equivalent fractions for 7/8 and 3/4 with the least denominator are 7/8 and 6/8.