A seal diver dives when it sees a whale. The seal dives for 5 seconds at an average rate of 3.5 meters per second.

a. Write an addition expression to represent how far the seal diver dives in 5 seconds. Find the sum.

(-3.5)+(-3.5)+(-3.5)+(-3.5)+(-3.5) =

b. Write a multiplication expression to represent how far the seal dives in 5 seconds. Find the product.