Add 7/16 and 9/42
7/16 + 9/42 is 73/112.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 42 is 336
Next, find the equivalent fraction of both fractional numbers with denominator 336 - For the 1st fraction, since 16 × 21 = 336,
7/16 = 7 × 21/16 × 21 = 147/336 - Likewise, for the 2nd fraction, since 42 × 8 = 336,
9/42 = 9 × 8/42 × 8 = 72/336 - Add the two like fractions:
147/336 + 72/336 = 147 + 72/336 = 219/336 - 219/336 simplified gives 73/112
- So, 7/16 + 9/42 = 73/112
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/16+9/42 7/16+18/42 7/32+9/42 7/16+9/84 21/16+9/42 7/16+27/42 7/48+9/42 35/16+9/42 7/16+45/42 7/80+9/42 49/16+9/42 7/16+63/42