Assalamu’alaikum wr wb,
This is Part 3/3 of Maths is Fun, How to Learn Simple Multiplication.
Click here to read Part 1 or click here to read Part 2.
In Part 2, I promised to show you how to multiply 12×12 with this method?
Please, take a look at this picture!.
How many jumps do you need to go from 10 to 12?
Yes, of course 2!
Now, write 2 next to 12. Like this;
Now, Let’s multiply 2 by 2.
In this method we will add diagonally instead of subtracting diagonally.
Now, Let’s add diagonally 12 add 2 (12+2) and write the result like this;
Yes, the answer is 144.
Now, Can you do my challenge?
11×11= ? 12×11= ?
11×12= ? 12×12= ?
11×13= ? 12×13= ?
11×14= ? 12×14= ?
11×15= ? 13×11= ?
11×16= ? 13×12= ?
11×17= ? 13×13= ?
11×18= ? 14×11= ?
11×19= ? 14X12= ?
Remember, Practise makes perfect!.
Wassalamu’alaikum wr wb.
My name is Rahmah, I'm originally from Indonesia, currently living in the UK. My educational background is in Electrical Engineering.
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