
Addition and Subtraction of fractions.Page navigation:
Addition of fractionsAddition of fractions with equal denominators.Definition. To add two fractions with equal denominators, it is necessary to add their numerators, and to leave without modifications a denominator:
Examples of addition of fractions with the same denominators:Example 1. Find the sum of two fractions with equal denominator:
Example 2. Find the sum of two fractions with equal denominator:
See also: Addition of fractions.Definition. To add two fractions, it is necessary:
Examples of addition of fractionsExample 3. Find the sum of two fractions:
Example 4. Find the sum of two fractions:
See also: Addition of mixed numbersDefinition. To add two mixed numbers, it is necessary:
Examples of addition of mixed numbersExample 5. Find the sum of two mixed numbers:
Example 6. Find the sum of two mixed numbers:
See also: Subtraction of fractionsSubtraction of fractions with equal denominators.Definition. To receive a difference of fractions with equal denominatorsTo receive a difference of fractions with equal denominators, it is necessary to subtract their numerators , and to leave without modifications a denominator:
Examples of subtraction of fractions with the same denominators:Example 7. Find the difference between two fractions with the same denominators:
Example 8. Find the difference between two fractions with the same denominators:
See also: Subtraction of fractions.Definition. To subtract two fractions, it is necessary:
Examples of subtraction of fractionsExample 9. Find the difference between two fractions:
Example 10. Find the difference between two fractions:
See also: Subtraction of mixed numbersDefinition. To subtract two mixed numbers, it is necessary:
Examples of subtraction of mixed numbersExample 11. Find the difference between two mixed numbers:
Example 12. Find the difference between two mixed numbers:
Example 13. Find the difference between two mixed numbers:
See also:
Fraction
Forms of fractions (vulgar fraction, proper fraction, improper fractions, mixed numbers, decimals)
The basic property of fraction
Simplifying fractions
Least common denominator of fractions
Converting improper fractions (composed fractions) to mixed numbers
Converting mixed numbers to improper fractions (composed fractions)
Addition and Subtraction of fractions
Multiplication of fractions
Division of fractions
Comparing fractions
Convert Decimals to Common Fractions
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