Add 70/42 and 90/49
1st number: 1 28/42, 2nd number: 1 41/49
70/42 + 90/49 is 515/147.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 49 is 294
Next, find the equivalent fraction of both fractional numbers with denominator 294 - For the 1st fraction, since 42 × 7 = 294,
70/42 = 70 × 7/42 × 7 = 490/294 - Likewise, for the 2nd fraction, since 49 × 6 = 294,
90/49 = 90 × 6/49 × 6 = 540/294 - Add the two like fractions:
490/294 + 540/294 = 490 + 540/294 = 1030/294 - 1030/294 simplified gives 515/147
- So, 70/42 + 90/49 = 515/147
In mixed form: 374/147
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