Nagwa uses cookies to ensure you get the best experience on our website. Learn more about our Privacy Policy.

Please verify your account before proceeding.

In this lesson, we will learn how to add positive integers.

Q1:

Mona traveled downhill for 110 feet. Next, she traveled uphill for 40 feet. Write an addition expression to describe this situation, and then calculate it.

Q2:

Evaluate 5 − 3 + 2 .

Q3:

You can use a number line to add.

Add ones by counting in ones.

Add tens by counting in tens.

Use number lines to find the answers to these sums.

Q4:

Rania has $852 in her bank account. She withdrew $51 and then deposited $53. Write an addition sentence to describe this situation, and then solve it.

Q5:

There are 27 students in one class and 60 students in another. How many students are there in total?

Q6:

John is playing a game. He starts with 30 points.

If, after his first turn, the change in his score is − 2 0 , what is his score after the first turn?

If instead, after his first turn, the change in his score becomes +20, what is his score after the first turn?

Q7:

Ramy has 74 new stamps and 24 old stamps. How many stamps does he have in total?

Q8:

Find the sum.

Hint: Jump in tens and ones on a number line.

Q9:

We can use number lines to add negative numbers.

Which number line matches the calculation − 4 + ( − 6 ) ?

What is − 4 + ( − 6 ) ?

Q10:

Find 7 + 1 0 .

Q11:

Shady is adding using a number line.

Which sum is he working on?

What is the total?

Q12:

Complete 2 1 + = 6 3 using the number line.

Q13:

Which of the following expressions does not belong with the other four?

Q14:

6 6 + 8 5 = .

Don’t have an account? Sign Up