Odpowiedź :
c)
33,3+1 trzecia - 1,25 = 33,30+ 1/3 - 1,25 = 32,05 + 1/3 = 32 i 5/100 + 1/3 = 32 i 1/20 + 1/3 = 32 i 3/60 + 20/60 = 32 i 23/60
d) 2,25 - 1 cala i 1 trzecia - 1,5 = 2,25 - 1 i 1/3 - 1,50 = 0,75 - 1/ i 1/3 = 3/4 - 1 i 1/3 = 9/12 - 1 i 4/12 = 9/12 - 16/12 = -7/12
d) 2,25 - 1 cala i 1 trzecia - 1,5 = 2,25 - 1 i 1/3 - 1,50 = 0,75 - 1/ i 1/3 = 3/4 - 1 i 1/3 = 9/12 - 1 i 4/12 = 9/12 - 16/12 = -7/12
[tex]c)33.3+\frac{1}{3}-1.25=33\frac{3}{10}+\frac{1}{3}-1\frac{1}{4}=\frac{333}{10}+\frac{1}{3}-\frac{5}{4}=\frac{1998}{60}+\frac{20}{60}-\\\ \\\ \frac{75}{60}=\frac{1943}{60}=32\frac{23}{60}\\\ \\\ \\\ d)2.25-1\frac{1}{3}-1.5=2\frac{1}{4}-1\frac{1}{3}-1\frac{1}{2}=\frac{9}{4}-\frac{4}{3}-\frac{3}{2}=\\\ \\\ \frac{27}{12}-\frac{16}{12}-\frac{18}{12}=-\frac{7}{12}[/tex]