This Extremely Simple Math Problem Is Going Viral

• December 20, 2024

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So, Annie on X asked people how they add 56 + 29 in their heads:

How do you calculate 56+29 in your head without a calculator?

Indulge me please, I am trying to check something
— annie (@ohhanxiety) December 14, 2024

Icons showing 39K comments, 8.9K retweets, and 36K likes

Person with head on arms over stacked books on desk; appears exhausted or overwhelmed

A bunch of people broke both numbers down into more digestible versions:

@ohhanxiety https://t.co/BdBjVJuHZ7
— SlyAcademy (@AcademySly1876) December 20, 2024

50 + 20 = 70
6 + 9 = 15
70 + 15 = 85 https://t.co/B4LWTs0TZv
— Jorge Enrique (@Jenrike12) December 17, 2024

This person took 4 from the 29 to make it easier:

Remove 4 from 29
Add it to 56 = 60
60 + 25 =85 https://t.co/HZV3fxtulH
— Ćincinnati (@Unoroh_g) December 14, 2024

This person rounded each number to a multiple of 5:

56->55
29->30
55+30= 85 https://t.co/1pwgKg3wzK
— luka 🌙 (@BEEVI0LET) December 15, 2024

This person took 1 from the 56:

29+1=30

30+55 =85 https://t.co/EnjPKM4X5S
— Sam “Octane” Larew (@OctaneSam) December 14, 2024

This person added 56 and 20 and then 9:

56 + 29

56 + 20 = 76

76 + 9 = 85 https://t.co/DRbyTXcsn5
— Leila (@leilapurr) December 14, 2024

And a bunch of people just gave up.

i give up https://t.co/ASfdzVPYJP
— 🏳️‍🌈 Harusrl 🏳️‍⚧️ (@Harusrl) December 14, 2024

Anyway, how do you do it? Please enlighten me.

I don’t https://t.co/RG4DFMZPn3 pic.twitter.com/MMC2Dtxrff
— Kristin Siân Bingham (@KristinBingham) December 14, 2024

This Extremely Simple Math Problem Is Going Viral

So, Annie on X asked people how they add 56 + 29 in their heads:

That post has nearly 40,000 replies!

Now, let’s go through some of the answers…

A bunch of people broke both numbers down into more digestible versions:

This person took 4 from the 29 to make it easier:

This person rounded each number to a multiple of 5:

This person took 1 from the 56:

This person added 56 and 20 and then 9:

And a bunch of people just gave up.

Anyway, how do you do it? Please enlighten me.

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So, Annie on X asked people how they add 56 + 29 in their heads:

That post has nearly 40,000 replies!

Now, let’s go through some of the answers…

A bunch of people broke both numbers down into more digestible versions:

This person took 4 from the 29 to make it easier:

This person rounded each number to a multiple of 5:

This person took 1 from the 56:

This person added 56 and 20 and then 9:

And a bunch of people just gave up.

Anyway, how do you do it? Please enlighten me.