Lesson Worksheet: Adding Three 2-Digit Numbers Mathematics

In this worksheet, we will practice adding three two-digit numbers using the column method.

Q1:

Add the numbers.

Q2:

Alanoud is adding 15, 8, and 28.

She added the ones first.

Add the tens to finish her work and find the total.

Q3:

13+21+32=.

Q4:

Fahd records the number of problems he solves in three consecutive days. What is the total number of problems he has solved?

DaysNumber of Problems
Day 1 14
Day 2 8
Day 3 23

Q5:

Mrs. Maryam has 24 red notebooks, 16 blue notebooks, and 17 green notebooks. How many notebooks does she have in total?

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