1.
12/17 : 4 = 3/17
12 : 6/13 = 26
9 : 3/5 * 4/15 = 4
2.
a. 2,7 % + 10,32 % = 13,02%
b. 45,8 % - 24,25 % = 21,55%
c. 100% - 37 % - 25,5% = 37,5%
12/17:4=3/17
12:6/13=26
9:3/5*4/15=4
2.7%+10.32%=13.02
45.8%-24.55%=21.55%
100%-37%-25.5%=37.5%
\(\frac{12}{17}\):4 = \(\frac{3}{17}\)
12 :\(\frac{6}{13}\)= 26
9 : \(\frac{3}{5}\)x \(\frac{4}{15}\)=4
2,7 % + 10, 32 %=13,02 %
45,8 % - 24,25 % = 21,55%
100% -37 % - 25,5 % = 37,5 %