Add 90/7 and 40/48
1st number: 12 6/7, 2nd number: 40/48
90/7 + 40/48 is 575/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 48 is 336
Next, find the equivalent fraction of both fractional numbers with denominator 336 - For the 1st fraction, since 7 × 48 = 336,
90/7 = 90 × 48/7 × 48 = 4320/336 - Likewise, for the 2nd fraction, since 48 × 7 = 336,
40/48 = 40 × 7/48 × 7 = 280/336 - Add the two like fractions:
4320/336 + 280/336 = 4320 + 280/336 = 4600/336 - 4600/336 simplified gives 575/42
- So, 90/7 + 40/48 = 575/42
In mixed form: 1329/42
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