Oblicz wartości wyrażeń.
4,18- 1 1/4 +2 4/5=
6 3/8: 0,5 * 3/17=
5 3/5- 2/3 * o,75+ 0,91=
(0,2)potenga2 +3/5 *1,6 -0,3* 1/2
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6 3/8: 0,5 * 3/17=51/8:0,5*3/17=6,375:0,5*3/17=12,75*3/17=2,25
5 3/5- 2/3 * o,75+ 0,91=28/5-2/3*0,75+0,91=5,6-0,5+0,91=6,01
(0,2)^2 +3/5 *1,6 -0,3* 1/2=0,04+0,6*1,6-0,3*1/2=0,04+0,96-0,3*1/2=
=1-0,3*0,5=1-0,15=0,85