What is 7/7 minus 3/9?

Looking for the result of 7/7 - 3/9? Follow this step-by-step guide to understand how to subtract these two fractions.

How to subtract 7/7 by 3/9?

7 7 − 3 9 = (7 × 9) − (3 × 7) 7 × 9 = 42 63 = 2 3
  1. Multiply the numerator of the first term, with the denominator of the second term: 7 × 9 = 63
  2. Multiply the numerator of the second term, with the denominator of the first term: 3 × 7 = 21
  3. Subtract both of these results together to form the new numerator: 63 − 21 = 42
  4. Multiply both denominators together to form the new denominator: 7 × 9 = 63
  5. Combine the results to get the new fraction: 42/63
  6. Simplify the fraction (42/63) by dividing both the numerator and the denominator by their GCD (21):
    • 42/21 = 2
    • 63/21 = 3
  7. This gives: 2/3.

The result of subtracting 7/7 and 3/9 is : 2/3 (or 0.66666666666667 in its decimal form)