EXAMPLE 1: FRACTION
Hamzah bought \(\frac{4}{5}\text{ kg}\) apples and \(\frac{7}{10}\text{ kg}\) bananas. What is the total weight of fruits that Hamzah bought?
SOLUTION:
\(\frac{4}{5}+\frac{7}{10}=\frac{8}{10}+\frac{7}{10}\)
\(\;=\frac{15}{10}\)
\(\;\;\;\;\;\;\;\;\;\;\;=\frac{3}{2}\)
\(\;\;\;\;\;\;\;\;\;\;\;=1\frac{1}{2}\)
ANSWER: Total weight of fruits that Hamzah bought is \(1\frac{1}{2}\text{ kg}\).
EXAMPLE 2: DECIMALS
Abu collected 9 stacks of newspapers. The weight of each stack is 8.5 kg. Find the total weight of the newspaper collected.
SOLUTION: \(8.5 \times9=76.5\)
ANSWER: Total weight of newspaper collected is 76.5 kg.
EXAMPLE 3: PERCENTAGE
Convert 0.73 to decimals.
ANSWER: \(0.73\times100=73\%\)
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