2,4*11/12-7/8:(-0,5)-2/11*7,7=
[-8,71-0,216:(0,02)-0,3*0,3]*(-1,35)
Ratunku na teraz
2,4*11/12-7/8:(-0,5)-2/11*7,7=220- (-17,5) - 70 =167,5
sory ale drugiego przykładu nie umien :(
2 i 4/10 * 11/12 - 7/8 : (-5/10) - 2/11 * 7 i 7/10 = 24/10 * 11/12 - 7/8 : (-5/10) - 2/11 * 77/10 = 22/10 - 7/8 * (-10/5) - 7/2 = 11/5 - 7/4 - 7/2 = 44/20 - 35/20 - 70/20 = - 67/20 = - 3 i 7/20
[-8,71-10,8-0,09] * (-1,35) = -19,6 * (-1,35) = 26,46
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2,4*11/12-7/8:(-0,5)-2/11*7,7=220- (-17,5) - 70 =167,5
sory ale drugiego przykładu nie umien :(
2 i 4/10 * 11/12 - 7/8 : (-5/10) - 2/11 * 7 i 7/10 = 24/10 * 11/12 - 7/8 : (-5/10) - 2/11 * 77/10 = 22/10 - 7/8 * (-10/5) - 7/2 = 11/5 - 7/4 - 7/2 = 44/20 - 35/20 - 70/20 = - 67/20 = - 3 i 7/20
[-8,71-10,8-0,09] * (-1,35) = -19,6 * (-1,35) = 26,46