Showing posts with label multiplication. Show all posts
Showing posts with label multiplication. Show all posts
Saturday, February 10, 2024

Spotlight: Aristo Multilog Nr. 970 Slide Rule

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Spotlight: Aristo Multilog Nr. 970 Slide Rule Release Year:  1954 Santa Barbara and Carpentaria, California, are two of my favorite places t...
Saturday, March 12, 2022

Casio fx-5800P: Multiplying Big Numbers - Laws of Logarithms

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Casio fx-5800P: Multiplying Big Numbers - Laws of Logarithms Introduction This post was inspired by a recent video from Scott Collins, where...
Saturday, February 12, 2022

Even and Odd Integers in Arithmetic

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Even and Odd Integers in Arithmetic Introduction Let n and m be integers, where:   n = ..., -3, -2, -1, 0, 1, 2, 3, ... and  m = ..., -3, -2...
Monday, June 28, 2021

Calculos: Mathematics Calculation Game (Kickstarter)

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Calculos:  Mathematics Calculation Game  (Kickstarter) The Card Game Xavier Wilain created the card game Calculos, which is based on quick, ...
Saturday, October 31, 2020

Breaking Down the Factorial

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Breaking Down the Factorial Factorial: It's Not Just For Integers Let n be a positive number, where n > 0.   n! can be rewritten as: ...
Monday, July 23, 2018

Algebra: Multiplying a * b Trick (Using the Difference between a and b)

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Algebra:   Multiplying a * b Trick (Using the Difference between a and b) Can we find a formula to find products where two values are...
Saturday, May 20, 2017

HP 12C: Complex Arithmetic (Addition, Multiplication, and Division)

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HP 12C:   Complex Arithmetic (Addition, Multiplication, and Division) Let A and B represent the two complex numbers A = R1 + R4*i ...