2 + h = 10

p + 2 = 8

x + 4 = 7

1 = d - 2

b + 6 = 7

t + 6 = 10

a - 1 = 7

For two days in a row, Winston rescued tadpoles from a puddle. He rescued 54 on Friday. This is 17 less than the number he rescued on Saturday. Write and solve a subtraction equation to find how many tadpoles he rescued on Saturday.

v - 9 = 5

8 = 5 + q

m - 5 = 6

Zaira spent 55 hours in 2 weeks working on a science project. She worked 32 hours the first week. Write and solve an addition equation to find the amount of time she spent working the second week.

5 = z - 7