Calculate \(3.6 + 14.73\). Make sure that units line up with units, tenths line up with tenths and so on. Use zeros as placeholders if you need to.

While desktop computers have tons of computing power and storage, some small CPUs don’t have a lot of space to store things. What’s more is some CPUs don’t do multiplication and division very well.

When we are asked to do a calculation for either addition, subtraction, multiplication or division, we will often decide whether to carry out the calculation ‘mentally’ or to use a ‘formal’ written ...