Add 7/10 and 28/49
7/10 + 28/49 is 89/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 49 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 10 × 49 = 490,
7/10 = 7 × 49/10 × 49 = 343/490 - Likewise, for the 2nd fraction, since 49 × 10 = 490,
28/49 = 28 × 10/49 × 10 = 280/490 - Add the two like fractions:
343/490 + 280/490 = 343 + 280/490 = 623/490 - 623/490 simplified gives 89/70
- So, 7/10 + 28/49 = 89/70
In mixed form: 119/70
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