Add 70/16 and 21/60
1st number: 4 6/16, 2nd number: 21/60
70/16 + 21/60 is 189/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 60 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 60 × 4 = 240,
21/60 = 21 × 4/60 × 4 = 84/240 - Add the two like fractions:
1050/240 + 84/240 = 1050 + 84/240 = 1134/240 - 1134/240 simplified gives 189/40
- So, 70/16 + 21/60 = 189/40
In mixed form: 429/40
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