the square below represents one whole. express the shaded area as a fraction, a decimal, and a percent of…

Explanation:

Step1: Count total and shaded parts

The square is divided into 10 equal - parts and 4 are shaded. So the fraction is $\frac{4}{10}$.

Step2: Simplify the fraction

$\frac{4}{10}=\frac{2}{5}$ (divide numerator and denominator by 2).

Step3: Convert fraction to decimal

To convert $\frac{2}{5}$ to a decimal, divide 2 by 5: $2\div5 = 0.4$.

Step4: Convert decimal to percent

To convert 0.4 to a percent, multiply by 100: $0.4\times100 = 40%$.

Answer:

Fraction: $\frac{2}{5}$ Decimal: $0.4$ Percent: $40$%