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Multiplication Chart 1–20

Answer56

Tap any square, or type two numbers.

Multiplication chart 1 to 20
Row times column×1234567891011121314151617181920
11234567891011121314151617181920
2246810121416182022242628303234363840
33691215182124273033363942454851545760
448121620242832364044485256606468727680
55101520253035404550556065707580859095100
66121824303642485460667278849096102108114120
7714212835424956637077849198105112119126133140
881624324048566472808896104112120128136144152160
9918273645546372819099108117126135144153162171180
10102030405060708090100110120130140150160170180190200
11112233445566778899110121132143154165176187198209220
121224364860728496108120132144156168180192204216228240
1313263952657891104117130143156169182195208221234247260
1414284256708498112126140154168182196210224238252266280
15153045607590105120135150165180195210225240255270285300
16163248648096112128144160176192208224240256272288304320
171734516885102119136153170187204221238255272289306323340
181836547290108126144162180198216234252270288306324342360
191938577695114133152171190209228247266285304323342361380
2020406080100120140160180200220240260280300320340360380400
PDF 1–20

About the 1–20 chart

A 1–20 chart is useful once the basic facts are solid: for square numbers up to 400, for checking long multiplication, and for older students working with factors and multiples.

  • The 20s are double the 10s: double the number and add a zero.
  • The 19s are the 20s minus one: 19 × 7 = 140 − 7 = 133.
  • The squares from 11 × 11 to 20 × 20 are 121, 144, 169, 196, 225, 256, 289, 324, 361 and 400.
Facts on the 1 to 20 chart
Squares on the chart400
Different pairs (3 × 4 and 4 × 3 counted once)210
Different answers152
Largest answer20 × 20 = 400

Printable 1–20 chart

Times tables on this chart

Questions and answers

How many facts are on a 1–20 multiplication chart?

There are 400 squares (20 rows × 20 columns). Because 3 × 4 and 4 × 3 give the same answer, only 210 of them are different pairs of numbers.

What is the biggest number on the 1–20 chart?

The bottom-right square, 20 × 20 = 400.

How many different answers are on the 1–20 chart?

152 different numbers appear. Many answers show up more than once, for example 12 appears as 1 × 12, 2 × 6, 3 × 4, 4 × 3, 6 × 2 and 12 × 1.

Can I print the 1–20 multiplication chart?

Yes. Use the Print button for the chart as you see it, or download the free PDF in color, black and white, or blank. It fits on one US Letter page.