Klasa 1 gimnazujm,matematyka wokół nas strona zad.1 str 18.
2 i 1/7 * 1,6 * 2 i 1/3=
2 i 6/11 : 7/11 : 3,4=
6 i 2/3 * (0,25+ 1/5)=
1 i 5/9 : 1 i 1/3 * 0,75=
3 i 1/3 - 1/3 * 0,6=
3 i 4/9 - 1 i 2/3 * 1,8=
4,5* 5 i 5/9 + 6,4 * 3/8
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1-8
2-1,176
3-3
4-0,875
5- 4/9
6-49,32