To show that 3/8 is a multiple of 1/8, we can write the following equation:
3/8 = (1/8) x 3
This equation states that 3/8 is equal to three times 1/8. In other words, 3/8 can be obtained by multiplying 1/8 by the integer 3. This demonstrates that 3/8 is indeed a multiple of 1/8.