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45 + 45 = 135
Part of a series on Mathematics. [View Related Entries]
Related Explainer: Does 45 + 45 Equal 135? The Viral 'Gym Bro' Math Meme Explained
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About
45 + 45 = 135 is an incorrect math equation used in reference to barbells at the gym, which typically weigh 45 pounds, meaning the total weight of a barbell with 45lb weights added to each side is 135lbs. Memes using the equation were popularized throughout the 2020s by gym-goers on various social media apps, including TikTok, sometimes causing confusion to viewers outside of the gym community.
Origin
On May 21st, 2021, X[1] user @Big_Jerm200, a performance coach, posted a Forrest Gump image macro that reads, "I'm not a smart man but I know that 45 plus 45 is 135," referencing the act of putting two 45lb weights on a 45lb barbell, garnering over 910 likes in two years (shown below). It is unclear if this is the first instance of the meme.
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Spread
Memes using the same joke spread over the following months. On September 17th, 2021, TikToker[2] @nate_lifts posted a video using the equation, garnering over 1.9 million views in two years (shown below). On December 29th, TikToker[3] @gigachadsdaddy posted a meme using the equation that gained over 1.1 million views in two years (shown below, right). On April 3rd, 2022, a meme using the equation was posted to /r/GymMemes,[4] garnering over 900 upvotes in a year.
@nate_lifts Teacher obviously doesnβt lift π₯± #math #135 #gymhumor #fitnessfreak #gymrat #forupages #viral β¬ Automatic get famous sound β Dfry88
On November 11th, 2022, TikToker[5] @christianpwrlfts posted a skit about the equation, garnering over 8 million views in a year (shown below, left). On March 5th, 2023, TikToker[6] @yee.kayleep posted a video using the equation, garnering over 1.9 million views in eight months (shown below, right).
@christianpwrlfts Idc what anyone says 45 + 45 = 135 #gymtok #fittok #gymcomedy #gymbro #gymrats #xyzbca #skit #fyp β¬ Crystals β Isolate.exe
@yee.kayleep i think people will get itβ¦ #fyp #foryou #gym β¬ fair trade photo dumpp β ΰ°yasmin
On September 10th, 2023, TikToker[7] @amandapumps posted a meme using the equation, which was screenshotted and posted to /r/PeterExplainsTheJoke[8] on November 8th, garnering over 9,500 upvotes in a day (shown below).
@amandapumps
Various Examples
@maxtaylorlifts real ones know
β¬ SimpsonWave Best Version β ππ‘π’π₯
@abbyberner Do you even lift?!πβ€οΈ insta: abbyberner #KraftMacMeSkip #PlutoTVDecades #MyAncestryStory #workout #gym #gymgirl #fitness #fittok #gymtok β¬ What? Am I? β akil elijah
Search Interest
External References
[1] X β Big_Jerm200
[2] TikTok β nate_lifts
[3] TikTok β gigachadsdaddy
[5] TikTok β christianpwrlfts
[7] TikTok β amandapumps
[8] Reddit β PeterExplainsTheJoke