Year 4

# Applying and consolidating: Word problems and bar models

Year 4

# Applying and consolidating: Word problems and bar models

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## Lesson details

### Key learning points

- In this lesson, we will recap our knowledge of how to use bar models to represent word problems which require addition or subtraction.

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This content is made available by Oak National Academy Limited and its partners and licensed under Oak’s terms & conditions (Collection 1), except where otherwise stated.

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### 5 Questions

Q1.

For the following word problem, what would step 1 of the problem be...? Mrs Crane walked down the river bank in Paris. One side of the path was 176 m and the other was 285 m long. Then she walked back to her hotel. The total distance was 1045 m. What was the distance of the final path?

1045 - 285 = ?

1045 + 285 = ?

Q2.

For the following word problem, what would step 2 of the problem be...? Mrs Crane walked down the river bank in Paris. One side of the path was 176 m and the other was 285 m long. Then she walked back to her hotel. The total distance was 1045 m. What was the distance of the final path?

1045 - 285 = ?

176 + 285 = ?

Q3.

For the following word problem, what would step 1 of the problem be... ? Mrs Crane flew 6453 miles on Monday and 2362 on Tuesday. She estimated her trips would mean she would fly 9000 miles. How many miles did she fly altogether?

9000 - 2362 = ?

9000 - 6453 = ?

Q4.

For the following word problem, what would step 2 of the problem be... ? Mrs Crane flew 6453 miles on Monday and 2362 on Tuesday. She estimated her trips would mean she would fly 9000 miles. How many miles did she fly altogether?

6453 + 2362 = ?

9000 - 6453 = ?

Q5.

Has Mrs Crane worked out the following two-step word problem correctly? In a weekend, a French supermarket baked 4000 croissants. 2338 were sold on Saturday and 1456 were sold on Sunday. How many croissants were not sold?

Yes

### 5 Questions

Q1.

What equation do I need to write to solve the following word problem...? There are 8737 people in a stadium. If 2145 are children, how many adults are there?

8737 + 2145 = ?

Q2.

What is the first step of the following word problem...? Mrs Crane's book has 1750 pages. On Saturday she read 272 pages, and on Sunday she read 297 pages. How many pages does she need to read to finish the book?

1750 - 272 = ?

1750 - 297 = ?

Q3.

What is the second step of the following word problem...? Mrs Crane's book has 1750 pages. On Saturday she read 272 pages, and on Sunday she read 297 pages. How many pages does she need to read to finish the book?

1750 - 295 = ?

Q4.

What equation do I need to write to solve the first step of the following word problem...? Mrs Crane had £2787 and saved an extra £736. She buys a car and has £356 left. How much did her car cost?

736 + 356 = ?

Q5.

What equation do I need to write to solve the second step of the following word problem...? Mrs Crane had £2787 and saved an extra £736. She buys a car and has £356 left. How much did her car cost?

2787 + 356 = ?