Question

calcule o valor das expressoes (j)56-[3+(8-2)+(51-10)-(7-2) (g)62-{16-[7-(6-4)+1}

Answer 1

j)56-3+6+41-5=
103-8=95

g) 62-16-7-2+1=
   62-16-4=
    62-20 = 42

Answer 2

j) 56-[3+6+41-5]
56-[50-5]
56-45
11
g) 62-{16-[7-(6-4)+1]}
62-{16-[7-2+1]}
62-{16-[9-2]}
62-{16-7}
62-9
53