Add and subtract rational numbers

Key Notes

Learn with an example

🎯 1/5 + 1/5 = ?

Add:

1/5 + 1/5 = 2/5

Since the numbers being added are positive, the result must also be positive.

So:

1/5 + 1/5 = 2/5

🎯 3/4 + 1/2 = ?

Add:

3/4 + 1/2 = 3/4 + 2/4

= 1 1/4

Since the numbers being added are positive, the result must also be positive.

So:

3/4 + 1/2 = 1 1/4

🎯 Add.

1/4 + 1/2 = ____

Add:

1/4 + 1/2

= 1/4 + 2/4

= 3/4

Since the numbers being added are positive, the result must also be positive.

So:

1/4 + 1/2 = 3/4

Let’s practice!🖊️