Question

How do I find a percentage of a number? 20% of $40.00

Answer 1

Answer:

$8.00

Step-by-step explanation:

$\large \sf \mathfrak{\pmb {\color{skyblue}{{We \: know \: that,}}}}$

$\large{ \sf {x \% = \frac{x}{100} } } \\ \large \sf " \orange {of }\: " \: means \: \orange \times$

$\large20 \% \: of \: \ 40.00 \\ \\ \large{\red \mapsto{ \purple {We \: can \: write \: \green{ 20 \% = \frac{20}{100}} }}} \\ \\ \large= \frac{ \cancel{20}}{\cancel{100} _{\cancel{ \: 5}}} \times \cancel{40.00} {}^{ \: \: 8} \\ \\ \large = \pink{\ 8.00} \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \:$

Answer 2

Answer:

8

Step-by-step explanation:

20 x 40 /100

= $ 8.00