Connect with us

Math Teacher Shares Easy Way To Multiply Any Number By 11 Without Calculator

Wonder

Math Teacher Shares Easy Way To Multiply Any Number By 11 Without Calculator

Inserting does the trick.

This is about learning in a connected world and, of course, will shed another perspective into tackling one of the complex subjects for quite a populace: Math! Yes, mathematical equations involving addition, subtraction, division, and even multiplication can be tricky. But then, Silent Math – a Teacher on TikTok has an easy way to solve multiplications. 

Silent Math has been teaching math for over a decade and offers paid tutoring courses online.

Math Teacher Shares Easy Way To Multiply Any Number By 11 Without Calculator
silentmath/TikTok

Her latest math trick, multiplying 11 with any number without a calculator, has amazed many people.

Math Teacher Shares Easy Way To Multiply Any Number By 11 Without Calculator
silentmath/TikTok

Silent Math, based in Ontario, regularly shares mathematics solutions on her channels, including tricks to make algebra very simple. In her latest, which has garnered millions of views, the Math teacher broke down how to multiply numbers without using pen, paper, and calculator. 

@silentmath

#stitch with @zhcyt #inverted Try out the 11’s trick yourself! #silentmath #mathhack #FindYourCore #SourPatchPrankFund #GetThereTogether

original sound – Math Tutor

Here’s The Trick!

Math Teacher Shares Easy Way To Multiply Any Number By 11 Without Calculator
silentmath/TikTok

In the clip, she posted the 11s trick that makes it easy to multiply another number by 11. First, she separated the number to be multiplied, so if the number happens to be 11 x 32, you will separate 32 into 3 and 2. Afterward, you will add the number together. For instance, 3 + 2 equals 5.

Here’s Another Example.

Math Teacher Shares Easy Way To Multiply Any Number By 11 Without Calculator
silentmath/TikTok
@silentmath

Reply to @melovebanananananas NO CAP, THE 11’s TRICK WORKS WITH ALL NUMBERS ##silentmath ##mathhack

Sixty Second Commercial 1 by Michael Reynolds – malcolm

Finally, the sum will be placed between the two original numbers; hence, five goes between 3 and 2, equaling 352, the actual result of when you time 11 x 32. TikTokers have since weighed and are left shocked. A few in the comments shared their helpful tip, highlighting what to do if two digits add up to 10 or more. 

Math Teacher Shares Easy Way To Multiply Any Number By 11 Without Calculator
silentmath/TikTok

Here’s an example: With 11 x 46, the number to add together is 4 + 6, which equals 10. The zero from the ten will go between 4 and 6, while the one will be added to the 4, making the total 506. Another helpful hack shared by Silent Math is multiplying by 99. In response to user @munchie.michelle, she broke down how others can do it too. 

Another helpful hack shared by Silent Math is multiplying by 99.

The trick involves multiplying 99 the other number by 100 first before subtracting it from itself. For instance, for 99 x 18, the number 18 by 100 sums up to 1800, then subtracts 18 from the total, which gives 1782. However, Silent Math has been teaching for over 10years, and she’s offered paid tutoring courses online. 

More in Wonder

To Top