Question

$$4 \times 4+ \frac{ 1 }{ 2 } \times 0.2 \times 16$$

Answer

17.6

Solution


Simplify  \(4\times 4\)  to  \(16\).
\[16+\frac{1}{2}\times 0.2\times 16\]
Use this rule: \(\frac{a}{b} \times \frac{c}{d}=\frac{ac}{bd}\).
\[16+\frac{1\times 0.2\times 16}{2}\]
Simplify  \(1\times 0.2\)  to  \(0.2\).
\[16+\frac{0.2\times 16}{2}\]
Simplify  \(0.2\times 16\)  to  \(3.2\).
\[16+\frac{3.2}{2}\]
Simplify  \(\frac{3.2}{2}\)  to  \(1.6\).
\[16+1.6\]
Simplify.
\[17.6\]