Fill in the blank.
113 - 12 - 14 = _____
To subtract fractions, if the denominators are different, find the first common multiple. Use the first common multiple as their denominator.
Multiples of 3: 3, 6, 9, 12
Multiples of 2: 2, 4, 6, 8, 10, 12
Multiples of 4: 2, 4, 6, 8, 10, 12
First common multiple: 12
113 - 12 - 14
= 1412 - 612 - 312
= 1612 - 612 - 312
= 1612 - 912
= 712 (Check if the fraction can be reduced to the simplest form.)
Answer(s): 712
