Add 90/48 and 16/21
1st number: 1 42/48, 2nd number: 16/21
90/48 + 16/21 is 443/168.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 21 is 336
Next, find the equivalent fraction of both fractional numbers with denominator 336 - For the 1st fraction, since 48 × 7 = 336,
90/48 = 90 × 7/48 × 7 = 630/336 - Likewise, for the 2nd fraction, since 21 × 16 = 336,
16/21 = 16 × 16/21 × 16 = 256/336 - Add the two like fractions:
630/336 + 256/336 = 630 + 256/336 = 886/336 - 886/336 simplified gives 443/168
- So, 90/48 + 16/21 = 443/168
In mixed form: 2107/168
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