Multiplication and division (T4 W8)
Progress: 0/7 checkpoints complete (0%).
0/400
0/400
0/400
0/400
0/400
0/400
0/400
0 due | 0 overdue
No due spaced reviews.
No recommendations right now.
No baseline score yet.
No topic mastery records yet.
No adaptive path suggestions yet.
Move from lesson study to exam practice in Mathematics.
No direct subject mapping found yet. Browse past papers to pick province and subject.
Multiplication is a way of adding the same number multiple times. For example, 4 multiplied by 3 (4 x 3) means adding 4 three times: 4 + 4 + 4 = 12. Division, on the other hand, is the process of splitting a number into equal parts. For instance, 12 divided by 4 (12 ÷ 4) means finding out how many groups of 4 can fit into 12, which is 3. Understanding these concepts helps us see how they are related: if multiplication is repeated addition, then division is finding how many times a number can be added together to reach another number.
Let's look at the problem 5 x 6. We can visualize this using an array. Imagine 5 rows of 6 dots. If we count all the dots, we find there are 30 dots in total. Therefore, 5 x 6 = 30. Now, let's consider a division example: 30 ÷ 5. This means we want to find out how many groups of 5 can be made from 30. If we group the 30 dots into sets of 5, we find there are 6 groups. Thus, 30 ÷ 5 = 6.
Now, let's practice together. I will give you a multiplication problem: 3 x 4. Draw an array with 3 rows and 4 columns. Count the total number of dots you have drawn. What is the answer? Next, let's try a division problem: 12 ÷ 3. Use counters or draw circles to represent 12 and group them into sets of 3. How many groups do you have? Share your answers with a partner and discuss how you arrived at your solutions.
Now it's your turn to solve some problems on your own. Complete the following: 1) 7 x 5 = ? 2) 45 ÷ 9 = ? 3) 8 x 6 = ? 4) 36 ÷ 4 = ? Remember to show your working clearly. After you finish, review your answers and check for any mistakes. If you find any, think about what strategy you can use to correct them.
Answer: 42
6 multiplied by 7 equals 42, which can be calculated by adding 6 seven times.
Answer: 4
24 divided by 6 equals 4, meaning you can make 4 groups of 6 apples.
Answer: 72
9 multiplied by 8 equals 72.
Answer: 6
30 divided by 5 equals 6, indicating that 5 fits into 30 six times.
Answer: 5
15 divided by 3 equals 5, as 3 fits into 15 five times.
Answer: 36
4 multiplied by 9 equals 36.
Answer: 3
12 divided by 4 equals 3.
Answer: 21
7 multiplied by 3 equals 21.