# What sets of equivalent percentages, fractions and decimals do you know - PowerPoint PPT Presentation

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## What sets of equivalent percentages, fractions and decimals do you know

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### What sets of equivalent percentages, fractions and decimals do you know? ... How would you use a calculator to find 12% of 2800 using the. x and keys? ... – PowerPoint PPT presentation

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Title: What sets of equivalent percentages, fractions and decimals do you know

1
• What sets of equivalent percentages, fractions
and decimals do you know?
• Explain how you can use these to find other
equivalent sets?

2
• How would you use a calculator to find 12 of
2800 using the
• x and keys?

How would you use a calculator to find 12 of
2800 using the x key only?
Why do both work? Which method is more efficient?
3
• 10 is the same as 1/10,
• so 20 must be the same as 1/20.
• Is this true or false?
• Why?

4
• What percentages of given quantities can you