zequals
/ˈziːkwəlz/
zequals noun: a technique for simplifying mental approximations by reducing each number to one significant figure followed by zeroes.
Noun
zequals (uncountable)
- A technique for simplifying mental approximations by reducing each number to one significant figure followed by zeroes.
- Zequals is a fun way of ruthlessly rounding numbers so that every number you deal with becomes simple. Using Zequals, whenever you encounter a number, you immediately round it to a single digit followed by zeroes (if it's bigger than ten).2016, Rob Eastaway, Mike Askew, Maths on the Go: 101 Fun Ways to Play with Maths, page 31
Verb
zequals
- Is equal to, after performing such a reduction.
- Using Zequals, whenever you encounter a number, you immediately round it to a single digit followed by zeroes (if it's bigger than ten). So for example: 18 zequals 20. 142 zequals 100. 2.3 zequals 2.2016, Rob Eastaway, Mike Askew, Maths on the Go: 101 Fun Ways to Play with Maths, page 31
Origin of zequals
Coined in 2013 by English author Rob Eastaway, from equals. Eastaway wrote that "the Z is for Zeroes, and also for the ZigZagness of the symbol".
Questions about zequals
- What does zequals mean?
- Zequals means a technique for simplifying mental approximations by reducing each number to one significant figure followed by zeroes.
- What part of speech is zequals?
- Zequals can be a noun or a verb.
- How do you pronounce zequals?
- Zequals is pronounced /ˈziːkwəlz/.
Words near zequals in the dictionary
Source and license
Adapted from Wiktionary: zequals (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.
Last updated:
Cite this entry: “zequals.” Word.ws, https://word.ws/zequals. Based on Wiktionary, CC BY-SA 4.0.