Subtract -1 3/5 - ( 2 5/8 ) Enter your answer as a simplified fractions by filling in the boxes

Acourgette seed and a pumpkin seed is planted p(courgette seed germinates) 4/5 and p(pumpkin seed germinates) = 1/6 what is the probability that both seds germinate

Hiroaki wants to find 3 3/4 - 7/8 explain why he must rename 3 3/4 to do the subtraction.

Icould really use some with this question.