Add 28/98 and 40/10
1st number: 28/98, 2nd number: 4 0/10
28/98 + 40/10 is 30/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 10 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 98 × 5 = 490,
28/98 = 28 × 5/98 × 5 = 140/490 - Likewise, for the 2nd fraction, since 10 × 49 = 490,
40/10 = 40 × 49/10 × 49 = 1960/490 - Add the two like fractions:
140/490 + 1960/490 = 140 + 1960/490 = 2100/490 - 2100/490 simplified gives 30/7
- So, 28/98 + 40/10 = 30/7
In mixed form: 42/7
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