Add 54/63 and 98/70
1st number: 54/63, 2nd number: 1 28/70
54/63 + 98/70 is 79/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 70 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 63 × 10 = 630,
54/63 = 54 × 10/63 × 10 = 540/630 - Likewise, for the 2nd fraction, since 70 × 9 = 630,
98/70 = 98 × 9/70 × 9 = 882/630 - Add the two like fractions:
540/630 + 882/630 = 540 + 882/630 = 1422/630 - 1422/630 simplified gives 79/35
- So, 54/63 + 98/70 = 79/35
In mixed form: 29/35
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