Fundamentals of Math

Fundamentals of Mathematics

Chapter 2 Summary

Vocabulary

Fractions

Equivalent Fractions

Mixed Number

Numerator

Proper Fraction

Reciprocal

Denominator

Improper Fraction

Decimals

Formulas

Adding Fractions

× ×

× ×

+

+ =

+

= + =

Subtracting Fractions

× ×

× ×

− =

= − =

Multiplying Fractions

× ×

× =

=

Dividing Fractions

× ×

÷ = × =

=

Don’t Forget

End

Fraction

Decimal

Percentage

Divide the denominator into the numerator

Follow the steps to turn the fraction into a decimal then the decimal into a percentage. Move the decimal to the right two places & add the % sign

Fraction

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Divide final digits by its place value & simplify Divide the % by 100

Decimal

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Start

Move the to the left two places & drop the % sign

Percentage

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