Add 15/42 and 70/48
1st number: 15/42, 2nd number: 1 22/48
15/42 + 70/48 is 305/168.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 48 is 336
Next, find the equivalent fraction of both fractional numbers with denominator 336 - For the 1st fraction, since 42 × 8 = 336,
15/42 = 15 × 8/42 × 8 = 120/336 - Likewise, for the 2nd fraction, since 48 × 7 = 336,
70/48 = 70 × 7/48 × 7 = 490/336 - Add the two like fractions:
120/336 + 490/336 = 120 + 490/336 = 610/336 - 610/336 simplified gives 305/168
- So, 15/42 + 70/48 = 305/168
In mixed form: 1137/168
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