Question

efetue as subtrações: a)1/2-1/3= b)5/6-1/3= c)4/5-2/7= d)7/10-1/2= e)7/8-1-6= f)1/2-1/4= g)8/10-1/5= h)5/4-1/2=

Answer 1

não sei, desculpaa!!!!