# Lesson Worksheet: Addition and Subtraction Equations Mathematics

In this worksheet, we will practice writing and solving addition and subtraction equations.

**Q1: **

The equation can be solved using a tape diagram as shown.

The next step to solve the equation is represented by the given diagram. What is added to to make 12?

- A
- B
- C12
- D
- E

This leads to the following diagram given that .

Which of the following calculations is used to find ?

- A
- B
- C
- D
- E

**Q2: **

Find the solution set of the equation , given that .

- A
- B
- C
- D

**Q3: **

A submarine was at a depth of 237 meters below sea level and then it rose up 70 meters. Calculate the new depth of the submarine.

**Q4: **

There were 28 bees in a beehive and 42 bees collecting pollen from nearby flowers. How many bees were there altogether?

**Q5: **

Given that , find the value of .

**Q6: **

The diagram can be used to solve the equation .

What is the missing number in the diagram?

What is the value of ?

**Q7: **

Mona has 85 stamps. She gave 25 to her friend. How many stamps does Mona have left?

**Q8: **

Omar went to the supermarket and bought a bar of chocolate for $3.03. When he returned home, he found he had $4.61 left. Write an equation to find how much money Omar had before going to the supermarket, and then solve it.

- A,
- B,
- C,
- D,

**Q9: **

Find the solution set of in .

- A
- B
- C
- D

**Q10: **

Find the solution set of in .

- A
- B
- C
- D