Question

Observe os sinais e resolva as expressões numéricas:

a) 8x [17-(5x2+3)]=

b) 76-[12+(4x4-8) x3]=

c)[49-[6x6-15)+7]=

d)54+}16-[(4x4-10)+3}=

e)15+}6+[(3x8-21)+2]}=

f) }12+[8x(19-5-10]}=

g)6x}3+[(9x3-22)+2)]=

Answer 1

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