Adding and Subtracting Unlike Simple Fractions – Book 8

Full Fractions Set (1-15)




What is an ‘unlike fraction?’ Learn to add and subtract unlike fractions correctly using LCM to simplify both before and after.


There are 15 books in the Fractions series starting with “What is a Fraction?” to “Decimal/Fraction Conversion”.  This is the critical level for students to learn correct steps, like simplifying with greatest common factor (GCF), only borrowing one when subtracting mixed numbers, or using least common multiple (LCM).  This is the first encounter for students to learn most efficient methods for solving problems and will determine their successes in subsequent math levels.

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