Least Common Denominator - LCD
This page has printable worksheets on finding the Least Common Denominator, LCD, or Lowest Common Denominator.
Practice using LCD to add fractions with unlike denominators.Subtracting Fractions
Subtract fractions and mixed numbers with unlike denominators.Least Common Multiples (LCM)
Finding the Least Common Multiple (LCM) is very a similar skill to finding Least Common Denominator (LCD).