Question

calculati: a) 1/3 - 2/3 b) -1/3+ -(2/3) c) -1/3 - (-2/3) d) 1/5 + (-3/15) e) -1/2+ (-3/8) f) -1/5 - (-7/10)
/= supra
va rog dau coroana​

Answer 1

Răspuns:

Explicație pas cu pas:

Calculati:

a) 1/3 - 2/3 = -1/3

b) -1/3+ -(2/3) =-3/3=-1

c) -1/3 - (-2/3) = -1/3+2/3= 1/3

d) 1/5 + (-3/15) =1/5+(-1/5)= 0

e) -1/2+ (-3/8) = -4/8+(-3/8) = -7/8

f) -1/5 - (-7/10) = -1/5+7/10= -2/10+7/10= 5/10=1/2