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 Interactive Checkpoint
 Unit Fraction:  A fraction whose numerator is 1 and whose denominator is a positive integer.

Answer the following questions about unit fractions.
Enter each answer below and press tab to check
Graded Response
a) 0.25 is the decimal form of what unit fraction? a)
b) 1/9 is a unit fraction that has been reduced from 4/n. What is n? b)
c) The sum of three unit fractions is 1. What is the sum of their denominators? c)