Odpowiedź :
Obliczenia
[tex]15,4+3\frac{1}{3}=15\frac{4}{10}+3\frac{1}{3}=15\frac{2}{5}+3\frac{1}{3}=15\frac{6}{15}+3\frac{5}{15}=18\frac{11}{15}\\\\1,75-\frac{5}{6}=1\frac{75}{100}-\frac{5}{6}=1\frac{3}{4}-\frac{5}{6}=1\frac{18}{24}-\frac{20}{24}=\frac{42}{24}-\frac{20}{24}=\frac{22}{24}=\frac{11}{12}\\\\6,8+5\frac{1}{4}=6,8+5\frac{25}{100}=6,8+5,25=12,05\\\\8\frac{3}{4}+1,125=8\frac{3}{4}+1\frac{125}{1000}=8\frac{3}{4}+1\frac{1}{8}=8\frac{6}{8}+1\frac{1}{8}=9\frac{7}{8}[/tex]
Odpowiedź:
15,4 + 3 i 1/3= 15 i 4/10 + 3 i 1/3= 15 i 2/5 + 3 i 1/3= 15 i 6/15+ 3 i 5/15= 18 i 11/15
1,75 - 5/6= 1 i 3/4 - 5/6= 1 i 9/12- 10/12= 21/12- 10/12= 11/12
6,8 +5 i 1/4= 6,8 + 5,25= 12, 05
8 i 3/4 + 1 ,125= 8, 7 5 + 1, 125= 9,875
Szczegółowe wyjaśnienie:
6, 8 0
+ 5, 2 5
__________
1 2 , 0 5
8,7 5 0
+ 1, 1 2 5
____________
9, 8 7 5