# How To Multiply Mixed Numbers | Fractions | Pre-Algebra | Khan Academy

Learn how to multiply two mixed numbers. The example used in this video is 1 and 3/4 multiplied by 7 and 1/5.

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Pre-Algebra on Khan Academy: No way, this isn’t your run of the mill arithmetic. This is Pre-algebra. You’re about to play with the professionals. Think of pre-algebra as a runway. You’re the airplane and algebra is your sunny vacation destination. Without the runway you’re not going anywhere. Seriously, the foundation for all higher mathematics is laid with many of the concepts that we will introduce to you here: negative numbers, absolute value, factors, multiples, decimals, and fractions to name a few. So buckle up and move your seat into the upright position. We’re about to take off!

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## 16 thoughts

1. Rosaliealvarez Abono says:

hi everyone

2. Just Wow says:

Why did i forget how to do this. I gotta relearn asap!

3. CHIBI NUGGET says:

If my teacher ms fuller sees this, HI…btw the homework you gave for thanksgiving break is hard.

4. Captain Balloon says:

Thank you, my class and my teacher think your a great great person to watch when we’re doing math so ya thanks

5. Limin Song says:

Zis really helped ME!

6. Mstr. Lita MacWolf says:

at 1:50 is where i lose you. i don’t understand why you divided by 4?

7. Israel Solomon says:

why not use more examples

8. Israel Solomon says:

9. Asma A says:

I have a final exam tomorrow math this video really helped me.

10. DANA says:

f*ck math !!!!!!!!!!!!!!!!!!!!!!!

11. Grace says:

THANKS FOR HELPING ME IN 5th GRADE -Grace Contreras

12. Anime Freak says:

this didn’t help

13. GoldenButtonz says:

thx

14. THE BANANA KING says:

My math teacher makes u watch these vids

15. Milk Craft says:

Have some moosemilk

16. Dylan Berutti says:

YOOOOO