# Worksheet: One-step Equations: Addition and Subtraction

In this worksheet, we will practice writing and solving one-step addition and subtraction equations in questions including word problems.

**Q3: **

Natalie has 12 cows in her farm, which is 5 cows fewer than her neighborβs farm. Write a subtraction equation to determine the number of cows that her neighbor has, and then solve it.

- A, 7 cows
- B, 7 cows
- C, 17 cows
- D, 60 cows
- E, 17 cows

**Q6: **

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

**Q7: **

A town needed more houses. The council built 194 houses in the town and 692 houses in a nearby village. How many houses were built in total?

**Q9: **

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

**Q12: **

A group of students are meeting together to study. Four students have to leave early. If 11 of them would remain, write an equation to find how many students are meeting, and then solve it.

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

**Q13: **

James is saving money for a gift that costs $71. Given that he already saved $54, write and solve an equation that represents the amount of money he still needs to save.

- A, $17
- B, $125
- C, $19
- D, $125
- E, $17

**Q14: **

David is 14 years older than Matthew. If David is 29 years old, write an equation to determine Matthewβs age, and then solve it.

- A, 43 years old
- B, 15 years old
- C, 43 years old
- D, 15 years old
- E, 13 years old

**Q16: **

Chloe walked 15 yards to the supermarket and then went back 12 yards, in the opposite direction, to the bakery. Write a subtraction equation to find the total number of yards she walked, and then solve it.

- A, 3 yd.
- B, 3 yd.
- C, 27 yd.
- D, 27 yd.
- E, 42 yd.

**Q17: **

Olivia is 7 inches shorter than her brother. Given that Olivia is 52 inches tall, write a subtraction equation that shows her brotherβs height, and then solve it.

- A, 45 inches
- B, 59 inches
- C, 59 inches
- D, 45 inches
- E, 111 inches

**Q18: **

A school has 59 students. 51 of them have paid to go on a field trip. How many students are not going on the trip?

**Q19: **

The value of in the equation is an integer greater than 4 and less than 9. Determine all the possible values of .

- A, , ,
- B, , , 0
- C, , ,
- D, , , 0
- E, , ,

**Q20: **

The diagram can be used to solve the equation .

What is the missing number in the diagram?

What is the value of ?

**Q21: **

Given that , find and .

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

**Q22: **

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

**Q23: **

Daniel has gone on a diet to lose weight. When he started, he weighed 82 kg. The last time he weighed himself, his weight was 77 kg.

Write an equation for the weight , in kilograms, he has lost so far.

- A
- B
- C

Solve your equation to find out how much weight Daniel has lost.

- A15 kg
- B159 kg
- C5 kg

**Q24: **

James scored 70 points on a test. This was 35 points less than Charlotteβs score. Write an equation to represent this situation, and then determine Charlotteβs score.

- A, 105
- B, 2,450
- C, 35
- D, 35
- E, 105

**Q25: **

Ethan had 274 LE. After he bought a notebook for x LE, he had 242 LE left. How much was the notebook?