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St Paul's C of E Primary School

Heathside Grove

LEARNING to make a difference

Week 2


Year 3

Week 2

Column Addition.



Here is a reminder of how to use the column addition method. Don’t forget to add you carries.

Arithmetic Starter – Task 1

  1. 409 + 100 =
  2. 172 – 100 =
  3. 57 + 20 =
  4. 4 x 9 =
  5. 56 ÷ 8 =
  6. 34 x 4 =

Column Addition – Task 2

Read through the following website to remind yourself of how to use column addition.

Column Addition – Task 3


1. 627 children are in the swimming pool. An extra 44 children enter the swimming pool. How many children are in the swimming pool in total?


2. There are 134 children in Year 3 and 37 children in Year 4. How many children are there in Years 3 and 4?


3. In my lunchbox I have a sandwich and an apple. My sandwich weighs 378g and my apple weighs 103g. What is the weight of my lunchbox?


4. There were 433 people on the train at Orpington station. 68 people entered the train at Bromley station. How many people were on the train altogether?


5. In the library, there are 442 books. At lunch time, the children return 79 books. How many books are in the library after lunch?


6. A TV costs £735 and a Playstation costs £195. How much money would I need to buy both items?


7. Emily bought chips for 452p and a drink for 269p. How much did it cost altogether?


8. There are 545 ants marching in a line. 76 ants join the line and start marching. How many ants are marching in total?


9. A plant was 127cm tall on Monday and grew 83cm in a week. How tall was the plant in a week’s time?


10. An orchard contains 235 apple trees, and 186 pear trees. How many trees are there in the orchard?

There are mistakes in the following calculation. Explain the mistake and then make a correction to find the correct answer.



The answer to the addition is 201. All the digits used are either 1 or 9. Fill in the gaps.

201 = __ __+ __ __+ ___ __

Can this be done more than one way? Convince me.


Always, Sometimes or Never?

- 2 odd numbers add up to make an even number.

- 3 odd numbers add up to make an even number.

- Adding 8 to a number ending in 2 makes a multiple of 10.