I learned an awesome model today at an interview, of all places. The "as compared to" model for subtraction. Take "7 - 2". This can be read as "7 as compared to 2", which leads to an answer of "they are comparably 5 apart".
It also works for subtracting negatives! "7 - -2" can be read as "7 as compared to -2", which leads to an answer of 9 since 7 and -2 are comparably 9 spaces apart!
Thank you sooo much! This will really help me for my A-level exam!
rob8241 3 weeks ago
Awesome! This will really help my students! Thx!
mynameisfavor 2 months ago
this can help my cousie thank u jeuse
xxBasedNicolexx 4 months ago
dude! GENIUS! haha it is SOOO good i am using it for my uni assessment! good on you keep up the gud work! :) smiles and laughs from Australia x.
MsAmbidextrus 4 months ago
that is a good video
vegitossj2100 11 months ago
I LOVE THIS MY KIDS REALLY KNOW ADDING AND SUBTRACTING NOW THANKS
mama2girls1boy 11 months ago
i like it. thanks.
lllovellly 1 year ago
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I learned an awesome model today at an interview, of all places. The "as compared to" model for subtraction. Take "7 - 2". This can be read as "7 as compared to 2", which leads to an answer of "they are comparably 5 apart".
It also works for subtracting negatives! "7 - -2" can be read as "7 as compared to -2", which leads to an answer of 9 since 7 and -2 are comparably 9 spaces apart!
So awesome!
ZeroSumRuler 1 year ago
oh wowactually good for little kids
hbpm1 1 year ago
oh wow
hbpm1 1 year ago