Question

1.) Resolva as expressões numéricas.

A. 41 + ( 50 ) 25 ( + 37=


B. 52 + ( 60 + 30 ) + 38 =

C. 71 + ( 80 - 35 + 46 =

D. 67 + ( 85 + 42 ) + 27 =

E. 71 + ( 73 + 22 + ) + 38 =

Answer 1

(A)


41 + ( 50 ) 25 ( + 37=

41 + 50 + 25 + 37 =

91 + 75 + 37 =

166 + 37=

203

(B)

52 + ( 60 + 30 ) + 38 =

52 + 90 + 38 =

142 + 38 =

180

(C)

71 + ( 80 - 35 + 46 =

71 + (45 + 46) =

71 + 91 =

162

(D)

67 + ( 85 + 42 ) + 27 =

67 + 127 + 27 =

194 + 27 =

221

(E)

71 + ( 73 + 22 + ) + 38 =

71 + 95 + 38 =

166 + 38 =

204