# 22-2 - • Multiply decimal x 100 • Examples • 0.875 =...

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Converting to Percents Converting to Percents Tyler Liebnau Tyler Liebnau May 27, 2008 May 27, 2008

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Uses of Percents Retail: “50% Off!” Politics: “With 25% of precincts in…” Science: “A 7% acid solution” Finance: “The market closed down 1.5%” Business: “Profits are up 10%” Economics: “Unemployment fell to 4.2%”
Convert Fractions to Decimals Divide numerator by denominator Check decimal place Examples 7/8 = 7 ÷ 8 = 0.875 13/100 = 13 ÷ 100 = 0.13 13/1000 = 13 ÷ 1000 = 0.013

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Convert Decimals to Percents 100% = 1 (the whole thing)

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Unformatted text preview: • Multiply decimal x 100% • Examples • 0.875 = 0.875 x 100% = 87.5% • 0.13 = 0.13 x 100% = 13% • 0.013 = 0.013 x 100% = 1.3% Quiz: Convert to Percents ¾ = ?% 5/6 = ?% 8/9 = ?% 25/10,000 = ?% 15/5 = ?% Answers: Convert to Percents Answers: Convert to Percents ¾ = ?% ¾ = ?% 5/6 = ?% 5/6 = ?% 8/9 = ?% 8/9 = ?% 25/10,000 = ? 25/10,000 = ? % % 15/5 = ?% 15/5 = ?% 75% 75% 83.33% 83.33% 88.88% 88.88% 1/25% 1/25% 300% 300%...
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22-2 - • Multiply decimal x 100 • Examples • 0.875 =...

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