# Lesson Worksheet: Adding and Subtracting Odd and Even Numbers Mathematics • 3rd Grade

In this worksheet, we will practice adding and subtracting odd and even numbers up to 100.

**Q1: **

Select a pair of even numbers whose sum is 70.

- A
- B
- C
- D

**Q2: **

The sum of two even numbers is .

- Aan odd number
- Ban even number

**Q3: **

In this addition table, Anthony colored all the numbers that are the sum of 4 and an even number.

Are the sums he colored odd or even?

- AEven
- BOdd

Fill in the blank: The sum of an even number and an even number is an number.

- AEven
- BOdd

Is 3 plus an even number even?

- AYes
- BNo

Fill in the blank: The sum of an odd number and an even number is an number.

- AOdd
- BEven

**Q4: **

An even number plus an odd number is .

- Aan even number
- Ban odd number

**Q5: **

An odd number plus an odd number is .

- Aan odd number
- Ban even number

**Q6: **

An even number plus is an odd number.

- Aan odd number
- Ban even number

**Q7: **

In this addition table, Sophia colored all the even sums blue and all the odd sums green.

Look for patterns in the table to decide whether the following sums are even or odd.

- AOdd
- BEven

- AEven
- BOdd

- AEven
- BOdd

- AOdd
- BEven

- AOdd
- BEven

**Q8: **

James was using this addition table to investigate odd and even numbers.

He started to color all of the sums of odd numbers and other odd numbers. Which sums did he miss?

- A and
- B and
- C and
- D and
- E and

All of the numbers he colored are even. Think about other sums.

Is the sum of 11 and 15 even or odd?

- Aeven
- Bodd

Finish the sentence: When you add an odd number to an odd number, the answer is .

- Aalways even
- Bsometimes even and sometimes odd
- Calways odd

**Q9: **

Chloe added two odd numbers and got a result of 64. Which of the following is Chloe’s addition?

- A
- B
- C
- D

**Q10: **

Jacob subtracted one even number from another and got an answer of 26. Which of the following is Jacob’s subtraction?

- A
- B
- C
- D