Add 70/16 and 42/30
1st number: 4 6/16, 2nd number: 1 12/30
70/16 + 42/30 is 231/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 30 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 16 × 15 = 240,
70/16 = 70 × 15/16 × 15 = 1050/240 - Likewise, for the 2nd fraction, since 30 × 8 = 240,
42/30 = 42 × 8/30 × 8 = 336/240 - Add the two like fractions:
1050/240 + 336/240 = 1050 + 336/240 = 1386/240 - 1386/240 simplified gives 231/40
- So, 70/16 + 42/30 = 231/40
In mixed form: 531/40
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