Resolva as expressões:

a) 42+ 45.47.43=

b) )20-2² +63 .26 -2³=

c) 27 2² + 5⁹ =

d) 82 + 35.27 .73 =

e) 37 2² + 19 =

f) 6¹2 ÷ 68 =

g) 34 ÷ 34 =
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