Problems, Problems! Problems!

And how to solve them!

Mental Maths

Learning Objective

• By the end of this lesson, children will be able to :-

• To use all 4 operations (+, -, X, and ) to solve word problems involving numbers in real life.

Fruit Problem

• If oranges cost 12p each and pears cost £1 for 10, which fruit is cheaper?

• How many more pears than oranges could I buy for £2?

School Book Problem

• A school book costs 24p and a ruler costs 32p. How many more books could I buy than rulers for £1? How much change would I have?

• If I had to buy a book and ruler set - how many sets could I buy for £5.00?

Cinema Problem

• John and Mary want to go to the cinema. They have £5.00 to spend. John catches a bus, costing 38p for the trip. Mary goes in a taxi, which costs £1.50. When they leave the cinema, they still had £1.22.

• How much did they spend on the cinema tickets?

Main Task

Date:-19th September 2000

Title:- Word Problems

Expectations:- Show the workings for the calculation, but DO NOT WRITE OUT

question.

All children are expected to complete 5 word problems!

Main Task

• Blue group to work directly off this computer screen.

• Yellow table - find Yellow questions around the room. I expect you to complete at least 6 questions.

• Red Table:- Find Red Questions around Room

• Green - Find Green Questions around room

Blue Tables Task - All need to be completed!

• 1) An apple costs 30p, while a banana costs 23p. How many apples could I buy for £1? How much change would I get from £1.50, if I bought 3 apples and a banana?

• 2) I buy a pizza for 90p. If I shared it between 6 people, how much would each slice cost? How many slices of pizza could I buy for £5.00?

• 3) John has twice as many Pokemon cards as Gregory. If Gregory has 32 cards, how many cards does John have? If John had 32 cards, how many would Gregory have?

• 4) Sally, Jane and Sue each have a car. If each woman takes 1 1/2 hours to drive to London. What was the total time to drive three cars to London.? If each of the cars use 1 litre of petrol to drive 10 miles, and London is70 miles away, how many lires of petrol were used in total?

Plenary

• 1) An apple costs 30p, while a banana costs 23p. How many apples could I buy for £1? How much change would I get from £1.50, if I bought 3 apples and a banana?

• 2) I buy a pizza for 90p. If I shared it between 6 people, how much would each slice cost? How many slices of pizza could I buy for £5.00?

• 3) John has twice as many Pokemon cards as Gregory. If Gregory has 32 cards, how many cards does John have? If John had 32 cards, how many would Gregory have?

• 4) Sally, Jane and Sue each have a car. If each woman takes 1 1/2 hours to drive to London. What was the total time to drive three cars to London.? If each of the cars use 1 litre of petrol to drive 10 miles, and London is70 miles away, how many lires of petrol were used in total?