Answer:
4-1.5 or 21/5 or 4.2
Explanation:
Multiple: 7 * 3/5 = 7 · 3/1 · 5 = 21/5
Multiply both numerators and denominators. Result fraction keep to lowest possible denominator GCD(21, 5) = 1. In the following intermediate step, it cannot further simplify the fraction result by canceling.
In other words - seven multiplied by three fifths = twenty-one fifths.