7 Explanation: Notice that both numbers have a zero on the right. So we can write this as: \displaystyle{490}\div{70}=\frac{{490}}{{70}} \displaystyle=\frac{{{49}\times{10}}}{{{7}\times{10}}} ...

Take a look at the explanation. Explanation: \displaystyle{4}\div{0.5} or \displaystyle\frac{{4}}{{0.5}} can easily be simplified. Think of it this way: if you were to divide 4 slices of ...

\displaystyle{801.8} Explanation: \displaystyle{\left(\text{Method 1 - a traditional approach}\right)} Really this is long division but perhaps in a different format to what you are used ...

one half Explanation: it's the fraction \displaystyle\frac{{40}}{{80}}=\frac{{4}}{{8}}=\frac{{1}}{{2}}={0.5}

\displaystyle\frac{{9}}{{20}} as a fraction, \displaystyle{0.45} as a decimal, \displaystyle{45}\% as a percent Explanation: Let's represent this as a fraction: \displaystyle\frac{{90}}{{200}} ...

\displaystyle{27} Explanation: \displaystyle{h}={6} \displaystyle\frac{{{9}{h}}}{{2}}=? Lets sub in the \displaystyle{h} value \displaystyle\frac{{{9}\cdot{6}}}{{2}}={9}\cdot{3}={27}