Multiply 3 Numbers Year 4 Multiplication and Division Learning Video Clip

Step 2: Multiply 3 Numbers Year 4 Multiplication and Division Learning Video Clip

Our Viking clan, led by Estrid have finally arrived in Britain. Pupils will help Estrid to work out how many warriors her camp of tents will hold, work out the mistake Estrid has made when calculating the amount of meals her hungry tribe of warriors will need. Pupils will also help work out which is the best way of solving a calculation and finally the distance needed to travel in order to find a suitable settlement.

More resources for Spring Block 1 Step 2.

Not a member? Sign up here.

Discussion points for teachers

1. Investigate the number of warriors there could be in the camp.
Discuss the possible numbers that could be used. Discuss how important the order of multiplication is.
Various answers, for example: 5 x 5 x 5 = 125; 5 x 4 x 4 = 80

2. How many meals will she need to feed the berserkers? Complete the calculation.
Discuss the array and what it shows. Discuss the working out of each table and then the multiplying of the total number of groups.
2 x 3 x 6 = 6 x 6 = 36 meals.

3. What mistake has Estrid made?
Discuss the answer given and the answer worked out by the class.
Estrid has added rather than multiplied.

4. Find the missing number to help Bjørn.
Discuss strategies involved in solving the problem. Discuss links to help find out what the missing number might be. Discuss which way would be the most efficient.
2 x 4 x 6 = 48

5. Work out the answers to the calculations.
Discuss strategies for calculating the answer. Discuss the order in which the calculation can be carried out.
Estrid = 2 x 2 x 5 = 20; Bjørn = 3 x 3 x 7 = 63

6. Who do you agree with?
Discuss strategies for calculating the answer- this could include using a known times table or writing out the times tables to find the answers.
Various answers, for example: 2 x 5 x 2 is the easiest as 2 x 5 makes 10 and then multiply it by 2 makes 20.

7. Help Estrid work out how far away the village is.
Discuss this question as a calculation. Discuss which order would help us to work out the answer easily.
7 x 3 x 4 = 84.

National Curriculum Objectives

Mathematics Year 4: (4C6a) Recall multiplication and division facts for multiplication tables up to 12 × 12

Mathematics Year 4: (4C6b) Use place value, known and derived facts to multiply and divide mentally, including: multiplying by 0 and 1; dividing by 1; multiplying together three numbers

This resource is available to play with a Premium subscription.