Add 90/48 and 70/42
1st number: 1 42/48, 2nd number: 1 28/42
90/48 + 70/42 is 85/24.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 42 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 42 × 8 = 336,
70/42 = 70 × 8/42 × 8 = 560/336 - Add the two like fractions:
630/336 + 560/336 = 630 + 560/336 = 1190/336 - 1190/336 simplified gives 85/24
- So, 90/48 + 70/42 = 85/24
In mixed form: 313/24
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