Rational, Irrational and Real Numbers

  Рет қаралды 133,880

Let's Do Math

Let's Do Math

Күн бұрын

Пікірлер: 93
@lisabeeke7162
@lisabeeke7162 Жыл бұрын
Probably the best visual demonstration with great clarity. Thanks.
@rajeshreddy5159
@rajeshreddy5159 3 жыл бұрын
i don't know what i would do without this channel
@LetsDoMath
@LetsDoMath 3 жыл бұрын
That is SO sweet, thank you very much, Rajesh. 🤗💕
@kamofloddge
@kamofloddge 6 ай бұрын
this video really helps more than any other videos out there. tysm!
@LetsDoMath
@LetsDoMath 6 ай бұрын
Glad to help you make sense of it. 😉😃
@kamofloddge
@kamofloddge 6 ай бұрын
omg hello i didnt expect you to reply to this comment also your vids are very simple and easy to understand :D
@LetsDoMath
@LetsDoMath 6 ай бұрын
@kulblox If I see a comment, I reply. There used to be a lot more interaction with viewers, but then YT forced most of my vids to be classified as ‘for children’, which means comments are not allowed.
@kamofloddge
@kamofloddge 6 ай бұрын
@@LetsDoMath ohh ok i get it !
@rogelioespinoza4185
@rogelioespinoza4185 6 ай бұрын
This video thought me rational and irrational numbers so quick and easy.
@LetsDoMath
@LetsDoMath 6 ай бұрын
Glad to help
@maritudaniel5098
@maritudaniel5098 Жыл бұрын
Omg this is so help full vidio last time i didnt understand i ask my teacher and he explain for me but i didnt understand and when i find on youtube i was so happy and i saw the vidio i was so impresed and now i understod about rational and irratinal numbers thank you so much i appreciate that so please make more vidios
@LetsDoMath
@LetsDoMath Жыл бұрын
Glad to help! 😃🤗
@adventurousones2260
@adventurousones2260 3 жыл бұрын
Thank you for this, it is the first time I have ever understood that topic
@LetsDoMath
@LetsDoMath 3 жыл бұрын
It is SUCH a pleasure to help! I was reflecting on this yesterday after I uploaded. This whole thing of classifying them. I don't really see a point in that except for maybe an exam mark or two (and I'm definitely in favour of an easy grab on that!), but I suspect the reasoning behind learning this is in order to make negative fractions something that we can accept. If you can accept negative whole numbers (like negative temperatures), then you must be able to accept negative fractions. I will be honest and say I think the formal definition is made by/for mathematicians (ie kind of dense and semi-impentrable for the rest of us). I think my interpreted definition will prove a lot more accessible to people. And the idea of being able to precisely put your number on the numberline is something we can all get behind.
@adventurousones2260
@adventurousones2260 3 жыл бұрын
@@LetsDoMath l am a mum, and we came access irrational numbers last year in homework and l was at loss as to how to help my daughter. So this is something l will definitely be sharing with my daughters.
@LetsDoMath
@LetsDoMath 3 жыл бұрын
Bless you for the loving, generous, helpful person you are. Now I'm even happier to have helped. What age was your daughter when she first encountered this?
@remshole7677
@remshole7677 2 ай бұрын
this helped out way more than my darn teacher, thank you so much
@LetsDoMath
@LetsDoMath 2 ай бұрын
Glad to help. 😃🥰🤗
@S.M.HassanShah
@S.M.HassanShah 2 жыл бұрын
Possibly the best explanation about this topic! Thank you so much LDM.
@shidouVRFS
@shidouVRFS 3 ай бұрын
Thank you really much I didn’t pay attention to my 7 grade teacher and I didn’t learn anything you are my hero😅😅😊😊
@LetsDoMath
@LetsDoMath 3 ай бұрын
Happy to help!
@def_not_jass
@def_not_jass 3 ай бұрын
js learnt this on the 1st week of yr9, the teacher didnt really explain well but u did:)
@LetsDoMath
@LetsDoMath 3 ай бұрын
I’m so glad this helped! 😃🤗🥰
@Itsme_hala
@Itsme_hala 2 ай бұрын
Ooh same ! She clarified it so well!
@carsololgy9494
@carsololgy9494 3 жыл бұрын
I just got 100% 2 times in my maths work, thanks for the help!
@LetsDoMath
@LetsDoMath 3 жыл бұрын
Excellent! Good for YOU! 😃🤩😎🤗
@carsololgy9494
@carsololgy9494 3 жыл бұрын
Thanks
@stepheason5178
@stepheason5178 2 жыл бұрын
Thank you for making me big brain
@LetsDoMath
@LetsDoMath 2 жыл бұрын
My pleasure! That's a phrase my son uses... you made me smile with your comment! 😃🤗🥰
@Inspirationalinfusion.
@Inspirationalinfusion. 3 жыл бұрын
Hi! Hope you are good 🙂 I had some problems with a maths chapter..and that is Simplification of linear Expression s with factional Coefficients..can u help me with that plz😁
@LetsDoMath
@LetsDoMath 3 жыл бұрын
I can’t creat a vid fast enough. I may get time to write you some notes to help. Sorry - teaching all day.
@jonykhan4395
@jonykhan4395 11 ай бұрын
Good work. how can I am sure I have reached to an irrational number because people do not posses super computers helping them to calculate trillions of decimal places? I will always be in confusion between terminating or non-terminating. Example in the case of PI they have calculated trillions of decimal places and based on the trillion of decimal places they claim that we have reached on an irrational number.
@LetsDoMath
@LetsDoMath 11 ай бұрын
Pi is irrational because there is no pattern of digits. That’s your key. If there’s a repeating pattern, or it’s terminating (like 1/2 = 0.5) then it’s rational. 😃🤗
@pratyushsahoo5507
@pratyushsahoo5507 3 жыл бұрын
Hey thanku@let's do math😚
@LetsDoMath
@LetsDoMath 3 жыл бұрын
My pleasure! 😃😉😎🤗💕
@pratyushsahoo5507
@pratyushsahoo5507 3 жыл бұрын
@@LetsDoMath 😃
@SulemanHafeez-yx7dl
@SulemanHafeez-yx7dl 12 күн бұрын
thanks for the video....
@dramaflix392
@dramaflix392 2 жыл бұрын
Yes I am ready to identify rational and irrational numbers
@LetsDoMath
@LetsDoMath 2 жыл бұрын
Great stuff 😃
@laradoulani1805
@laradoulani1805 3 жыл бұрын
Hi l am in real don’t love math but your way in it so beautiful 🤩 ❤️♥️😅💕
@LetsDoMath
@LetsDoMath 3 жыл бұрын
😊 thank you. It's hard to enjoy math if you're struggling. I know, I did struggle in school, and lots of us struggle even as adults. That's why my channel and content covers the stuff we struggle with.I hope I can help students of all ages. Whenever we are having trouble, we need a no-nonsense way in that is easy to understand. I'm glad my lessons are working for you. 😃😉😎🤗💕
@nxbiira
@nxbiira 3 жыл бұрын
Tysm! This really helped me!
@LetsDoMath
@LetsDoMath 3 жыл бұрын
Excellent! Glad to hear that. 😃😉😎🤗💕
@will00709
@will00709 2 жыл бұрын
i have a quiz tomorrow thank you
@TheVandyh78
@TheVandyh78 8 ай бұрын
This video is too underrated, give it more attention guys. Thank you soo much
@LetsDoMath
@LetsDoMath 8 ай бұрын
Glad to help! 🤗😃
@IcyTopG
@IcyTopG Жыл бұрын
I don’t understand fractions, can anyone help? I have a exam tomorrow
@LetsDoMath
@LetsDoMath Жыл бұрын
Letsdomath.ca has videos in order you should approach each skill , together with some practice pages to build you skill and confidence. The videos there are the same you find here, only the user interface makes it tons easier to find what you need. 🤗
@22ypluto
@22ypluto 7 ай бұрын
got my test tomorrow wish me luck guys!
@LetsDoMath
@LetsDoMath 7 ай бұрын
Best of luck! Keep calm and think clearly before answering - don’t rush it. 😃
@steventate9276
@steventate9276 2 жыл бұрын
Is elenty twelve an imaginary number, I think it was in lord of the rings. I'm learning French I don't know if there imaginary or not but around 70 and 80 thet get wired. 20 x 2 + (1-10) you see what I'm talking about if you watch one of those tutorials
@LetsDoMath
@LetsDoMath 2 жыл бұрын
Bilbo was ‘eleventy-one’ (111), as I recall, at his grand birthday party at the beginning of The Fellowship of the Ring. That’s a fantastical number, created to appeal to kids. Tolkien wrote his stories with his son Christopher firmly in his mind. You have to admit, ‘eleventy-one’ totally makes sense to a very young kid. Maybe it was something JRR Tolkien heard his son say when he was very small and perhaps he filed it away in his brain (parents remember cute/funny things their little kids say forever), and put it into his story. I like that idea. As for French numbers, yes… there is a system. It’s logical, but the reason behind 4 20s, 17 for 97 escapes my reasoning. By tens… 10 dix 20 vingt 30 trente 40 quarante 50 cinquante 60 soixante 70 soixante-dix 80 quatre-vingt 90 quatre-vingt dix 100 cent Any time I’m relaying a number in French >70 and
@boba3340
@boba3340 3 жыл бұрын
I didn't learn this in class yet so I'll be the topper in class ysm
@LetsDoMath
@LetsDoMath 3 жыл бұрын
Glad to see your are building confidence. Great stuff!
@boba3340
@boba3340 3 жыл бұрын
Its me dante
@LetsDoMath
@LetsDoMath 3 жыл бұрын
Dante Braithwaite?
@boba3340
@boba3340 3 жыл бұрын
Yes its me Dante Braithwaite
@LetsDoMath
@LetsDoMath 3 жыл бұрын
@@boba3340 😃🤗👋
@mulutsighe6274
@mulutsighe6274 Жыл бұрын
I am not understand
@nathanoba
@nathanoba Жыл бұрын
Mathematicians usually find the value of pi and write it as 3.14 to keep the writing clean.😅
@pankajshaw5812
@pankajshaw5812 3 жыл бұрын
Thanks for explaining e
@pankajshaw5812
@pankajshaw5812 3 жыл бұрын
Thanks 😊😊😊😊😊😊😊
@LetsDoMath
@LetsDoMath 3 жыл бұрын
Happy to help
@LetsDoMath
@LetsDoMath 3 жыл бұрын
My pleasure!
@nathanoba
@nathanoba Жыл бұрын
The denominator can’t be 0 not even -0 because -0=0!
@laradoulani1805
@laradoulani1805 3 жыл бұрын
♥️♥️♥️
@LetsDoMath
@LetsDoMath 3 жыл бұрын
Thanks Lara!
@bornifacekubwimana-hw6go
@bornifacekubwimana-hw6go Жыл бұрын
I like it
@anjuthedreamgirl3878
@anjuthedreamgirl3878 3 жыл бұрын
I know 😭☹️☹️☹️☹️☹️
@CainSwaid
@CainSwaid Жыл бұрын
Ty tr
@sadiaali5529
@sadiaali5529 7 ай бұрын
Good
@LetsDoMath
@LetsDoMath 7 ай бұрын
Thanks 😃
@Rojin_shrestha
@Rojin_shrestha Жыл бұрын
I don’t understand
@Haruhi-d4v
@Haruhi-d4v Жыл бұрын
Real numbers are numbers that can be found on the number line like 1,2,3 and -1,-2,-3 it can be positive or negative An irrational number is a number that can be expressed as the ratio a - b a and b are integers and b is not zero basically a can be a real number like 8,-8 etc the same with b but b can never be a 0 Tbh I cant explain wth a rational number bc idek
@Football_editxxx
@Football_editxxx 3 жыл бұрын
Hi please upload video on geometry drawing angles
@Amrloui098
@Amrloui098 3 ай бұрын
This video thought me rational and irrational numbers so quick and easy.
@LetsDoMath
@LetsDoMath 3 ай бұрын
Great stuff! Glad to help. 😃🤗
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