Aquarium Division: Find the Missing Factor

Solve each division by finding the unknown factor.

Think multiplication

Find the missing factor. Then use it to solve the division.

4 × = 28, so 28 ÷ 4 =

6 × = 54, so 54 ÷ 6 =

7 × = 56, so 56 ÷ 7 =

A diver puts 35 shells into 5 tanks. Each tank gets the same number of shells. How many shells go in each tank?

5 × = 35, so each tank gets shells.

Ms. Patel's class has 27 students. They visit the shark tank in groups of 3. How many groups are there?

× 3 = 27, so there are groups.

Choose, sort, and match the multiplication facts that solve each division.

Which multiplication fact helps you solve 48 ÷ 6?

A. 4 × 8 = 32B. 48 − 6 = 42C. 6 × 8 = 48D. 8 × 8 = 64

Kai helps sort 42 shells for the aquarium touch tank. He puts 6 shells in each bag. Which equation can Kai use to find the number of bags?

A. 42 + 6 = ?B. ? × 6 = 42C. 42 × 6 = ?D. 6 + ? = 42

Sort each division by the multiplication fact that solves it.

Match each division to the multiplication equation that has the same missing number.

Use multiplication to solve and explain.

10.

Circle the two multiplication facts that help you solve 63 ÷ 7.

11.

The aquarium keeper has 64 fish to feed 8 penguins. Each penguin gets the same number of fish. How many fish does each penguin get?

8 × = 64, so each penguin gets fish.

12.

Jamal says 32 ÷ 4 = 9. Is he right? Use a multiplication fact to explain.