Question

a) (0,23+0,495 +0,112)•100 b)3,2•(17,5-12,5+35)+100 c) (1,4+0,83-0,95)•

Answer 1

A
(0,725+0,112)*100
0,837*100
83,7
B
3,2*(5+35)+100
3,2*40+100
128+100
228
C
2,23-0,95
1,28

Answer 2

a) (0.23+0.495+0.112)·100=
=(0.625+0.112)·100=
=62.5+11.2=
=73.7
b) 3.2·(17.5-12.5+35)+100=
=3.2·(5+35)+100=
=3.2·49+100=
=156.8+100=
=256.8
c) (1.4+0.83-0.95=
=2.23+0.83-0.95=
=3.06-0.95=
=2.11