Question

what is rule of fraction ?​

Answer 1

Answer:

Adding and Subtracting Fractions: 1. Common (like) denominators are necessary, so change all unlike fractions to equivalent fractions with like denominators. To make equivalent fractions, multiply the numerator and denominator by the same number.

Answer 2

Answer:

entre. ADDITION AND SUBTRACTION. To add or subtract fractions they must have the same denominator (the bottom value). Addition and Subtraction with the same denominators. If the denominators are already the same then it is just a matter of either adding or subtracting the numerators (the top value).