Arithmetic Year 4 Week 7 Day 3 I

Arithmetic Year 4 Week 7: Day 3 • • I can identify the operation in the problem. • ** I can select a strategy to find an answer. *** I can use key vocabulary to explain my method.

Glossary Multiply: when you take one number and add it together a number of times. Example: 5 multiplied by 4 = 5 + 5 + 5 = 20. We took the number 5 and added it together 4 times. This is why multiplication is sometimes called ‘times ’. Divide: the process of taking a whole item or a set of items and splitting, or dividing, them into equal groups. When you use division , you are starting with a larger number, and breaking it into smaller, equal pieces. Example: 12 divided by 3 = 4 because 3+3+3+3 =12. There are 4 groups of 3. Share: another word for divide. Times: another word for multiply. Operation: adding, subtracting, multiplying or dividing.

Solve the problems to find the answers Challenge: how many can you answer in 5 minutes?

Answers: Check your answers! Were you correct? If not, can you spot your mistake?

CHALLENGE Amy has 18 friends. She wants each friend to have 9 sweets each. How many sweets does she need to buy? Use Flow Map (next slide ) to show your thought process when approaching this task. What would you do first? What calculation?

Fo. R – Write words from the question that helped you to solve this problem

Answer: 9 x 18 = 162 sweets Check your answers! (we can use the related facts: 9 x 10 = 90 9 x 8 = 72 90 + 72 = 162) Were you correct? If not, can you spot your mistake?

Self assessment : What did you find challenging when completing the problem? What was your Wobble moment? What are the next steps you are going to take to overcome them in the future? Which method or skills can you use next time?