@testandtutor: Mind calculatte 10's multiplication in seconds #education #thinking #maths #math #mathematics

Test And Tutor
Test And Tutor
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Sunday 03 August 2025 02:53:13 GMT
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ackyvanfrenchiusf
Acky van Frenchius French :
somebody to do for 25x32 please
2025-08-03 21:10:53
11
minu.nimi1
minu nimi :
98×73 show me your method on this?
2025-08-03 12:10:01
3
ohhmygrace00
ɢʀᴀᴄᴇ :
I'm about to go to bed and this appeared. 🥹
2025-08-03 16:46:57
338
emotional_._dmg
Emotional_._DMG :
My brain is not braining
2025-08-03 08:43:12
533
okabrown99
okabrown99 :
Use it to solve 22x33
2025-08-03 11:31:41
2
mayo_onaisee
drae :
solve 17x22 with that method
2025-08-03 09:21:52
12
nichandersen
Shaqoz :
12*12=144, 144+12=156
2025-08-03 19:02:03
62
weekekdrfe5
twp :
Or … 12x13 = (12x12) + (1x12) = 144 + 12 = 156
2025-08-03 16:10:44
0
user6363829021
🍉 :
I could be wrong but it only works when the first digit is the same. so 24 × 27 would work but 12 × 26 wouldn't 24 × 27 (24 + 7) × 20 or you could do (24 + 7) × 2 × 10 = 620 4 × 7 = 28 620 + 28 = 648
2025-08-05 00:07:18
0
black.diamond0920
Black diamond :
What is 27x18
2025-08-05 03:01:06
0
prof.sadiq38
prof.sadiq38 :
I don't understand this 22x23
2025-08-03 23:38:02
2
hadar_eyal_
אייל הדר :
55x17=? 55+7=62 62×10=620 5×7=35 620+35=655 but 55x17=935
2025-08-04 16:10:44
0
blackholecollider
Supremo leader :
Maybe I’m not understanding something form most works, but for 99*87 or 92*57 I can’t make it work
2025-08-03 21:17:35
3
akanni_qudus
Àkànní Qudus Ọládìméjì :
I don't really understand maybe you should do 35x22, 99x99, 57x68.
2025-08-03 09:26:22
5
donwillie06
Donwillie :
hello prof.. your 22x23 did not pass the test ... according to your method i did it, it did not result to 506
2025-08-04 08:49:30
1
teachme636
teachme636 :
22×23 = (22+3) ×10×2 +2×3= 506
2025-08-03 06:47:43
89
elangelito213
elangelito213 :
89 x 24 = (89+ 4) x 10 x 2 = 1860 + 9x 4= 1860+ 36 = 1896 not 2136 what am I missing?
2025-08-03 23:06:47
0
poquito_cabello
Jordy Demeyere :
what happens when its 15 x 23 for example?
2025-08-04 23:08:35
0
valorchia
valorchia :
25x32=(2x3)100+(2x2+5x3)10+5x2=600+190+10=800
2025-08-04 15:27:03
1
xplor_r.g
Xplor_r.G :
This method works only if the first digit of both the numbers are the same.
2025-08-06 03:32:56
1
ethanshu265
ethanshu265t :
What about 15*17
2025-08-03 17:03:38
2
wallyway1
Wally :
29x67=1,943 … (29+7=36x60=2,160+(9x7)=2,223 🤷🏾‍♂️
2025-08-03 15:44:12
0
jong.abundo
Jong Abundo :
i can't get 18x18 with this method
2025-08-03 15:37:58
0
imanobody57
SImple Man :
I think the calculator takes me about 2 seconds. No thanks with your method.
2025-08-03 15:17:40
12
hilal_sirleem
Hilal_Sirleem :
Nice. 😁
2025-08-06 07:20:50
1
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