Math 50

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Math 50

• Technical Mathematics

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Topics

• Whole numbers
• Decimals
• Fractions
• Percent
• Ratio and Proportion

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Terminology

• Natural numbers 1, 2, 3,
• Whole numbers 0, 1, 2, 3,
• Integers -3, -2, -1, 0, 1, 2, 3,
• consist of the whole nos. and their opposites

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Whole numbers and their operations

• Addition
• Subtraction
• Multiplication
• Division

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Decimals and their operations

• Addition
• Subtraction
• Multiplication
• Division

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Fractions and their operations

• Simplifying fractions
• Addition
• Subtraction
• Multiplication
• Division

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Percent

• Percent means per hundred
• Conversion between percent, decimals and
  fractions.
• Examples 17 0.17 17
• 100
• 100 1 100
• 100

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Ratio and Proportion

• Define a ratio a
• b
• Define a proportion.
• a c
• b d