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Remember: When adding or subtracting fractions, we must make equivalent fractions with common denominators if the denominators do not match. 6 11 15 + 6 4 2 5 3 2 1 15 4 6 3 8 6 15 3 Remember: When adding or subtracting fractions, we must make equivalent fractions with common denominators if the denominators do not match. 6 11 15 - 6 8 2 3 5 1 3 15 2 6 3 8 6 15 4 Remember: When subtracting we may need to rename the whole number and add one to the fraction and change the mixed fraction to improper. 5 11 15 - 6 8 2 3 5 1 1 15 2 5 13 15 6 15 4 Remember: When adding mixed numbers do not leave the fractional part improper. 7 7 15 + 6 4 2 3 5 2 4 22 15 5 13 15 7 15 4 7 7 15 + 6 4 2 3 6 2 5 9 6 6 3 2 7 2 1 6 1 6 - 5 8 2 3 6 1 1 6 5 5 1 6 6 3 2 6 1 6 - 5 8 2 3 2 2 1 6 5 5 1 6 6 3 2 7 5 8 + 6 4 2 3 5 2 3 19 15 6 5 8 7 15 4 |