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. David is doing some DIY. He buys a \({2}~m\) length ...

Microsoft's Visual Basic programming language has variable types for three different kinds of numbers: integer, floating-point and decimal. Integer variables range from a short 2-byte format to a long ...

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 ...