Skip to content

Reference table

Reciprocal Table: Reciprocal (1 ÷ number) by Number

Reference table of reciprocal (1 ÷ number) for Reciprocal across a range of number values — exact, engine-computed figures you can read off at a glance.

By Vikram Iyer, M.Sc Mathematics · Updated Jun 2026 · 1 min read

This reciprocal reference table shows the reciprocal (1 ÷ number) for a range of number values. Every figure is computed with the same engine that powers our Reciprocal Calculator, so the numbers are exact.

NumberReciprocal (1 ÷ number)
20.500000
40.250000
60.166667
80.125000
120.083333
160.062500
240.041667
400.025000
560.017857
800.012500

How to use this table

Find the row closest to your number and read across to the reciprocal (1 ÷ number). For a value between two rows, the real figure sits between them — or enter your exact numbers in the Reciprocal Calculator for a precise answer.

Need a value that is not in the table? — the Reciprocal Calculator does it instantly, for free, with the formula and a worked example built in.

Continue exploring math calculators with these tools: Margin of Error Calculator, Sample Size Calculator, Confidence Interval Calculator, Coefficient of Variation Calculator, Regular Heptagon Area Calculator.

Calculators in this guide

Frequently asked questions

Each cell is computed with the standard formula using exact arithmetic — the same calculation behind our Reciprocal Calculator — so every figure is accurate for the stated assumptions.

Yes. The table covers common number values; for any exact figure, enter your own numbers in the Reciprocal Calculator.

Vikram Iyer · M.Sc Mathematics

Vikram Iyer is a mathematics educator with over fifteen years of teaching experience, specialising in making quantitative concepts clear and practical for everyday use.