Equivalent fractions look different but are the same value. For example 1/2 is an equivalent fraction of 5/10. You can use division and multiplication in order to create equivalent fractions.
If the numerator and denominator are divisible by the same number than you can use division to create equivalent fractions. You can also always use division in order to create equivalent fractions. Just multiply the numerator and denominator of a fraction by the same number.