Last Digit?

Number Theory Level 1

What is the last digit of this multiplication 6549 x 1564984.

6 2 3 5

Mamun Abdullah by Mamun Abdullah , 32, Bangladesh

This section requires Javascript.
You are seeing this because something didn't load right. We suggest you, (a) try refreshing the page, (b) enabling javascript if it is disabled on your browser and, finally, (c) loading the non-javascript version of this page . We're sorry about the hassle.

3 solutions

To find out the last digit, we take the last digit of each number, multiplied together:

9 × 4 = 36 9\times4=\boxed{36}

2 Helpful 0 Interesting 0 Brilliant 0 Confused
Mamun Abdullah
Aug 31, 2015

6549 x 1564984 = 10249080216.

But we need not to calculate as hole. Just multiply last two digit of these two number 9 and 4 that is 36. That's last digit is 6.

So Last digit of this multiplication is 6.

1 Helpful 0 Interesting 0 Brilliant 0 Confused

9 × 4 = 36 9 \times 4 = 36 so the last digit is 6 6

0 Helpful 0 Interesting 0 Brilliant 0 Confused

0 pending reports

×

Problem Loading...

Note Loading...

Set Loading...