do liczby -10,6 dodaj iloczyn liczb 4 i 1 1/5.
od ilorazu liczb 1,6 i -8/5 odejmij 1 2/3
oblicz róznicę ilorazu oraz iloczynu liczb -4,2 i 2 1/3.
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-10,6 + 4 *1 i 1/5= -10 i 6/10 +4 i 4/5= -10 i 6/10+ 4 i 8/10= -5 i 8/10
1 i 6/10 : -8/5 - 1 i 2/3= 16/10 * - 5/8 - 1 i 2/3= -80/80 -1 i 2/3= - 2 i 2/3
-4 i 2/10: 2 i 1/3 - (-4 i 2/10* 2 i 1/3)= -42/10 *3/7 - (-42/10 * 7/3)= -126/70 + 294/30= -1,8 + 9,8= 8