Multiplication uses the * operator: echo $((42 * 25)) ... Python . If Bash math is ugly, Python might be more palatable. You don't need to preface your calculations with $((, after all.

Or maybe you google math problems ten times a day, because you’ve forgotten how to do any math beyond your basic multiplication tables. Here are some shortcuts that will help you do more math in ...

If you're taking math or science courses, you'll most likely only be allowed to use a handheld calculator on exams.When ...

To do the method, begin by writing the two numbers you want to multiply at the top of two columns. In the left column, you progressively halve the number and take the integer floor of any “and a ...

Per Python’s precedence rules for operators, which is same for most programming languages, precedence is not a “problem”. Parsing math equations is one of the first things you will do for ...

HP calculators, slide rules, and Forth all have something in common: reverse polish notation or RPN. Admittedly, slide rules don’t really have RPN, but you work problems on them the same way … ...