Problem solving and revision (T1 W10)
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Problem solving is an essential skill in mathematics. It involves understanding a problem, devising a plan to solve it, carrying out the plan, and reviewing the solution. Today, we will explore different strategies to tackle problems, such as drawing pictures, using number lines, and breaking down the problem into smaller parts. We will also discuss the importance of checking our work to ensure accuracy.
Let's solve a problem together: 'Lulu has 5 apples and she buys 3 more. How many apples does she have now?' First, we can draw a picture of the apples. Then, we add the numbers: 5 + 3 = 8. So, Lulu has 8 apples. We will write down our working clearly to show how we arrived at the answer.
Now, let's try another problem together: 'There are 10 birds on a tree. 4 birds fly away. How many birds are left?' Let's use a number line to visualize this. Start at 10 and move 4 spaces back. What do we get? That's right, we land on 6. So, there are 6 birds left. Remember to write down your steps clearly!
Now it's your turn! Solve the following problems on your own. Remember to show your working clearly. 1. 'Sam has 7 candies. He gives 2 to his friend. How many candies does he have left?' 2. 'There are 12 flowers in a garden. 5 flowers wilt. How many flowers are still blooming?' Take your time and check your answers!
Answer: 10
When you add 6 and 4 together, you get 10.
Answer: 10
15 minus 5 equals 10.
Answer: Understand the problem.
It's important to read and understand what the problem is asking before trying to solve it.
Answer: All of the above
You can check your work in different ways, including asking someone else or solving it again.
Answer: 5
8 minus 3 equals 5.
Answer: Understand the problem
Understanding the problem is crucial before attempting to solve it.
Answer: It helps to see how you got the answer.
Showing your working allows you to track your thought process and find mistakes.
Answer: 6
When you subtract 3 from 9, you get 6.