What happens in your head when you do 27 + 48?

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30+50=80-5=75

Clever. Faster than what I did for sure

(20+40)+(7+8) => 60+15=75

Hbu?

Omg. Yes. I do the first one. Thank you.. thought I was the only one.

So much faster than β€œcarrying the 1” lol

I used my fingers for some of it πŸ™ˆπŸ₯ΉπŸ«‚ 75

20 + 40, 7 + 8, 60 + 15

Same

2+4=6; 8+8=16-1=15; 6+1=7; 7 and 5 (second char from 15) = 75

25 + 50 = 75

7+8=15 4+2+1(from the 15)=7 so 75

My math tricks are nil πŸ˜‚.

2+4 that's 6, 7+8 is more then 10 so 6+1 that's 7

8+7 that's 8+2=10 that leaves a 5

75 πŸ‘

Or sometimes I go 30+50-5 πŸ˜