President Trump Donald John TrumpHR McMaster says president's policy to withdraw troops from Afghanistan is 'unwise' Cast of 'Parks and Rec' reunite for virtual town hall to address Wisconsin voters Biden says Trump should step down over coronavirus response MORE pointed to gains in the stock market on Thursday as evidence of a strong economy under his presidency, imploring Americans to check how their "409K's" were doing in an apparent typo in a since-deleted tweeted referencing 401(k) retirement funds.

In a tweet Thursday morning, the president pointed to the Dow approaching another all-time high, tweeting: "STOCK MARKET AT ALL-TIME HIGH! HOW ARE YOUR 409K’S DOING? 70%, 80%, 90% up? Only 50% up! What are you doing wrong?"

The erroneous reference to "409ks" — which appeared to be a typo — quickly drew fire on social media, with critics of Trump mocking the president for his early-morning mixup.

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"My 409K sucks. It's apparently doesn't even exist," tweeted GOP strategist and frequent Trump critic Rick Wilson.

My 409K sucks. It's apparently doesn't even exist. https://t.co/I0HZtPnnH1 — Rick Wilson (@TheRickWilson) January 9, 2020

"I guess you have to be in the elite to have a 409k," added Cheddar editor-in-chief Jim Roberts.

I guess you have to be in the elite to have a 409k. https://t.co/6oPmdqL0Rq — Jim Roberts (@nycjim) January 9, 2020

"409K? The constant typos matter. They underline Trump’s lifelong inability to focus on details," tweeted MSNBC host Lawrence O'Donnell Lawrence O'DonnellMSNBC producer pens scathing exit letter: Ratings model 'blocks diversity of thought and content' MSNBC political analyst Karine Jean-Pierre joins Biden campaign Wallace says Biden gave 'skillful' answer on advice to voters on Reade MORE.

409K? The constant typos matter. They underline Trump’s lifelong inability to focus on details. https://t.co/Dj4IFLggSh — Lawrence O'Donnell (@Lawrence) January 9, 2020

Trump later deleted and reissued the tweet, this time without the typo.

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STOCK MARKET AT ALL-TIME HIGH! HOW ARE YOUR 401K’S DOING? 70%, 80%, 90% up? Only 50% up! What are you doing wrong? — Donald J. Trump (@realDonaldTrump) January 9, 2020

Under Trump, the stock market, while approaching record-high total numbers, has yet to outpace percentage gains made under previous presidents including Barack Obama Barack Hussein ObamaThe Hill's 12:30 Report - Presented by Facebook - Don't expect a government check anytime soon Trump appointees stymie recommendations to boost minority voting: report Obama's first presidential memoir, 'A Promised Land,' set for November release MORE and Bill Clinton William (Bill) Jefferson ClintonD-Day for Trump: September 29 Trump job approval locked at 42 percent: Gallup If Trump doesn't know why he should be president again, how can voters? MORE.

Updated at 11:10 a.m.