Add 16/20 and 45/48
16/20 + 45/48 is 139/80.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 48 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 20 × 12 = 240,
16/20 = 16 × 12/20 × 12 = 192/240 - Likewise, for the 2nd fraction, since 48 × 5 = 240,
45/48 = 45 × 5/48 × 5 = 225/240 - Add the two like fractions:
192/240 + 225/240 = 192 + 225/240 = 417/240 - 417/240 simplified gives 139/80
- So, 16/20 + 45/48 = 139/80
In mixed form: 159/80
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