Question

agora resolva as expressoes abaixo

B)261-(45+34)=
C)(57-24)+(43-34)=
D)7×(12+8)=
E)(1,5+5×7)×2=
F)1+6×10:5=
G)2×50+30-60:4=
H)45:3+15:10=
I)23+32×(8-3)=
J)25:5-(12-7)=
​

Answer 1

B)261 - (45+34)=

261 - 79=

182

C)(57-24) + (43-34)=

33 + (43-34)=

33 + 9=

42

D)7 × (12+8)=

7 × 20=

140

E)(1,5+5×7) × 2=

(1,5+35) × 2=

36,5 × 2=

73

F)1 + 6 × 10 : 5=

1 + 12 =

13

G)2 × 50 + 30 - 60 : 4=

100 + 30 - 60 : 4=

100 + 30 - 15=

115

H)45 : 3 + 15 : 10=

15 + 15 : 10=

15+1,5=

16,5

I)23 + 32 × (8-3)=

23 + 32 × 5=

23 + 160=

183

J)25 : 5 - (12-7)=

5 - (12-7)=

5 - 5 =

0

Espero ter ajudado!