Multiplication Chart 1–20

The 20 × 20 multiplication chart shows every product up to 400. It's handy for mental math, factor hunting and square numbers. Highlight any row and column, then download the PDF.

×1234567891011121314151617181920
11234567891011121314151617181920
2246810121416182022242628303234363840
33691215182124273033363942454851545760
448121620242832364044485256606468727680
55101520253035404550556065707580859095100
66121824303642485460667278849096102108114120
7714212835424956637077849198105112119126133140
881624324048566472808896104112120128136144152160
9918273645546372819099108117126135144153162171180
10102030405060708090100110120130140150160170180190200
11112233445566778899110121132143154165176187198209220
121224364860728496108120132144156168180192204216228240
1313263952657891104117130143156169182195208221234247260
1414284256708498112126140154168182196210224238252266280
15153045607590105120135150165180195210225240255270285300
16163248648096112128144160176192208224240256272288304320
171734516885102119136153170187204221238255272289306323340
181836547290108126144162180198216234252270288306324342360
191938577695114133152171190209228247266285304323342361380
2020406080100120140160180200220240260280300320340360380400

Tap or hover over a square to highlight its row and column.

Chart
↑ Preview
Multiplication chart 1–20×12345678910111213141516171819201123456789101112131415161718192022468101214161820222426283032343638403369121518212427303336394245485154576044812162024283236404448525660646872768055101520253035404550556065707580859095100661218243036424854606672788490961021081141207714212835424956637077849198105112119126133140881624324048566472808896104112120128136144152160991827364554637281909910811712613514415316217118010102030405060708090100110120130140150160170180190200111122334455667788991101211321431541651761871982092201212243648607284961081201321441561681801922042162282401313263952657891104117130143156169182195208221234247260141428425670849811212614015416818219621022423825226628015153045607590105120135150165180195210225240255270285300161632486480961121281441601761922082242402562722883043201717345168851021191361531701872042212382552722893063233401818365472901081261441621801982162342522702883063243423601919385776951141331521711902092282472662853043233423613802020406080100120140160180200220240260280300320340360380400printpaperkit.com
1 page · 8.5 × 11 in

How to use it

  1. Choose a factor down the side and another across the top.
  2. Read where they meet.
  3. Download the PDF; it fits one page.

Good to know

  • Squares to 20 (up to 400) come up constantly in algebra and the Pythagorean theorem.
  • Every row is double the row half its number: row 16 is double row 8.

Questions

What is 20 × 20?

400.

Will the 20 × 20 chart be readable on one page?

Yes. On Letter paper each square is about a third of an inch, with numbers sized to fit.