Over the last few months I've come to the conclusion that most of us have an innate faith that we understand the concepts behind BCD (binary coded decimal), but that in reality the majority of us ...

When rounding decimals apply the same mathematical rules used when rounding whole numbers. Rounding to a desired degree of accuracy means making a number simpler but keeping its value very close to ...

In the first column of this series, I introduced the concepts underlying BCD (binary-coded-decimal) representations. In my second column I discussed how we go about adding and subtracting unsigned BCD ...

Calculator interface the four basic arithmetic operations and modulo a type decimal num to encapsulate strings in decimal notation (main motivation was the bcmath required format) a cmpResult enum to ...

When my students grow too dependent on their calculators, I ask them to find a number that, when multiplied by itself, gives them 2. Students quickly see that since 1² = 1 and 2² = 4, the answer has ...

Math Riddles on Decimals for Class 7: Regular exercise and optimum nutrition are needed to keep the body in check. Similarly, your brain also requires food to work efficiently. The human mind is a ...