Add 70/40 and 49/63
1st number: 1 30/40, 2nd number: 49/63
70/40 + 49/63 is 91/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 63 is 2520
Next, find the equivalent fraction of both fractional numbers with denominator 2520 - For the 1st fraction, since 40 × 63 = 2520,
70/40 = 70 × 63/40 × 63 = 4410/2520 - Likewise, for the 2nd fraction, since 63 × 40 = 2520,
49/63 = 49 × 40/63 × 40 = 1960/2520 - Add the two like fractions:
4410/2520 + 1960/2520 = 4410 + 1960/2520 = 6370/2520 - 6370/2520 simplified gives 91/36
- So, 70/40 + 49/63 = 91/36
In mixed form: 219/36
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