When adding fractions without a common denominator, it is necessary to find a common denominator before adding the numerators. Find two equivalent fractions by determining the least common multiple of the two denominators and using that as the denominator for both fractions.
When it comes to multiplication, finger tricks are very useful tools, and they are fun! This trick is for multiplication tables of 6, 7, 8, and 9. When you need to find an answer quickly, finger tricks can save the day.