Kungfu math p2 slide3 (multiplication)

• Using models to solve 1 step word problems involving multiplication.

What will we learn today?

Whole Numbers Multiplication

How do we use models to solve

word problems?

Let me show you how.

Here’s an example.

Question:

Each shirt needs 3 buttons. I need

to sew ___ more buttons for the

remaining 3 shirts?

Question:

Each shirt needs 3 buttons. I need

to sew ___ more buttons for the

remaining 3 shirts?

Question:

Each shirt needs 3 buttons. I need

to sew ___ more buttons for the

remaining 3 shirts?

?

Question:

Each shirt needs 3 buttons. I need

to sew ___ more buttons for the

remaining 3 shirts?

3

We will use the box to represent a shirt.

Question:

Each shirt needs 3 buttons. I need

to sew ___ more buttons for the

remaining 3 shirts?

3

We will use the boxes to represent the shirts.

Question:

Each shirt needs 3 buttons. I need

to sew ___ more buttons for the

remaining 3 shirts?

? 3

The boxes with the dotted lines represent the remaining 3 shirts.

Question:

Each shirt needs 3 buttons. I need

to sew ___ more buttons for the

remaining 3 shirts?

? 3

3 x 3 = 9

Question:

Each shirt needs 3 buttons. I need

to sew ___ more buttons for the

remaining 3 shirts?

9 3

3 x 3 = 9

x is the symbol to show ‘multiply’.

If there are 5 apples in each basket,

how many apples are there in 2 baskets?

we can write 10 x 5 to show the steps.

Are you ready to try out the questions?