Add three or more numbers up to two digits – word problems
Learn with an example
Shelley took a box of pushpins and counted how many there were of each color. There were 29 red pushpins, 16 blue pushpins, and 22 yellow pushpins. How many pushpins were there in all?
Add the numbers of pushpins.
29
16
+ 22
Add the ones. Add 9 + 6 + 2. Remember to carry over.
1
29
16
+ 22
7
Add the tens. Add 1 + 2 + 1 + 2.
1
29
16
+ 22
67
The sum is 67.
There are 67 pushpins in all.
A bakery sold 24 chocolate-chip cupcakes, 11 vanilla cupcakes, and 13 coconut cupcakes. How many cupcakes did the bakery sell in all?
Add the numbers of cupcakes.
24
11
+ 13
Add the ones. Add 4 + 1 + 3.
24
11
+ 13
8
Add the tens. Add 1 + 2 + 1.
24
11
+ 13
48
The sum is 48.
There are 48 pushpins in all.
Rachel had to practise for a maths test. She did 64 maths problems on Monday, 22 maths problems on Tuesday, and 10 more problems on Wednesday. How many problems did Rachel do in all?
Add the numbers of problems.
64 + 62 + 10 =
Add the ones. Add 4 + 2 + 0.
64 + 22 + 10 = 6
Add the tens. Add 6 + 2 + 1.
64 + 22 + 10 = 96
The sum is 96.
Rachel did 96 problems in all.
Let’s practice!🖊️
