Multiply by 4 Year 3 Multiplication and Division Learning Video Clip
Step 5: Multiply by 4 Year 3 Multiplication and Division Learning Video Clip
Ray and Oceana are at the beach playing with their friends Finn and Shelley. Using knowledge of multiplying by 4, help them to have fun in their activities.
More resources for Autumn Block 3 Step 5.
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Discussion points for teachers
1. How many of each creature has Shelley found?
Discuss calculating 2x and 3x the number of creatures.
8 crabs, 8 shrimps, 12 limpets, 12 fish
2. If Oceana has more than 6 but less than 10, how many limpets could Ray have found?
Discuss working out how many limpets Oceana has and then multiply by 4. This question is open-ended for the children to explore.
Various answers, for example: 7 x 4 = 28, 8 x 4 = 32, 9 x 4 = 36
3. They all have the same amount which is between 9 and 12 creatures each. How many creatures could they have found altogether?
Discuss finding out the various possibilities of numbers of creatures found by each child and then multiplying this by 4 to find the total. This question is open-ended for the children to explore.
Various answers between 9 x 4 = 36 and 12 x 4 = 48
4. They each need 7 razor clams, so she decides to buy 4 tins. Will she have enough?
Discuss working out how many clams are needed altogether compared to how many have been bought.
No, because 7 x 4 = 28 razor clams needed; 5 x 4 = 20 razor clams bought.
5. Will he have enough money if he has a £10 note?
Discuss working out the cost of four people on the pedalos and comparing this to the value of money he has.
Yes, because 4 x £2 = £8 and he has £10.
National Curriculum Objectives
Mathematics Year 3: (3C6) Recall and use multiplication and division facts for the 3, 4 and 8 multiplication tables
Mathematics Year 3: (3C8) Solve problems, including missing number problems, involving multiplication and division, including positive integer scaling problems and correspondence problems in which n objects are connected to m objects
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