Adding and Subtracting Scientific Notation

This video will show how to add or subtract numbers in scientific notation. In this part, the exponents are not the same.

[@ashdor7]

Thank you so much! I kind of flunked my math test and you’re helping a lot so I can get a better score on my retake.

[@MathemaTeach]

That is good to hear Ashdor.

[@user-dj4ef7os4j]

Thank you so much❤❤ You saved my life

[@MathemaTeach]

You're welcome!

[@katanasword7332]

bro this way of doing it is way easier than the one in IXL, thanks ❤

[@MathemaTeach]

Hi Katana Sword, im glad that this video lesson has helped you in your math homework.

[@metalmax4311]

Thank you so so much I have a math test tomorrow and I needed to restudy this.

[@MathemaTeach]

I hope the result of the test turned out great @metalmax4311

[@sanatani4163]

Thanks for the Well explanation and teaching 🙏🏻🚩🚩

[@MathemaTeach]

My pleasure!

[@setarah6934]

thanks so much, your explanation was very clear.

[@MathemaTeach]

Glad it was helpful!

[@kunalmehta3882]

aren't we supposed to round off the last answers after calculations i.e to the least number of digits after the decimal place as per addition rule??

[@themoonlight1421]

Thanks alot you are the best 👌.

[@MathemaTeach]

You're welcome @themoonlight1321

[@kundadeswandikar2278]

Thanku,for exact explanation

[@MathemaTeach]

Most welcome 😊

[@farazhussain1697]

Thanks dear ur method is awesome

[@MathemaTeach]

Most welcome 😊

[@mahadsidhu]

I am not understand last 2 question exponent are -8 and -5 and then exponent are subtruct why we move right ???

[@nicholasdugdale]

One way works out with one less step than the other way I noticed.

[@MathemaTeach]

👍

[@manojnamanojna3908]

Thankyou so much

[@MathemaTeach]

You are very welcome Manojna. I am extremely happy to know that this lesson has helped you in your lessons.

[@mahich8672]

🎉🎉🎉I got it😂

[@MathemaTeach]

Good to know

[@karenmccall1902]

I do not understand which to choose? I understand the exponents have to be made to be the same - but how do you know which to choose?

[@MathemaTeach]

It doesnt matter whicn one

[@codyrenaud6728]

Great, but sound effects get reaaly annoying when you're trying to understand.

[@MathemaTeach]

Noted Cody. Will consider your comments in the making of future videos. Thanks.

[@bradleymiller437]

Fifteen minutes? Really?

[@MathemaTeach]

I presented all possible types of problem combination for your convinience @bradleymiller437