Помогите пожалуйста ! ВЫЧИСЛИТЕ : 1116-38; 56-512;47-821;1730-415. 58-12;78-1124;1718-56;7771000-110. 23+14;45-34;12-13;56+38. 12+25;12-25;14+16;910-56.

1116-38 = 11/16-6/16 = 5/16, 56-512 = 10/12-5/12 = 5/12; 47-821 = 12/21 - 8/21 = 4/21; 1730-415 = 17/30 - 8/30 = 9/30 = 3/10. 58-12;78-1124;1718-56;7771000-110. 23+14 = 8/12 + 3/12 = 11/12; 45-34 = 16/20 - 15/20 = 1/20; 12-13;56+38. 12+25 = 5/10 + 4/10 = 9/10; 12-25 = 5/10 - 4/10 = 1/10; 14+16 = 3/12 + 2/12 = 5/12; 910-56 = 27/30 - 25/30 = 2/30 = 1/15

[latex]1) frac{11}{16} - frac{3}{8} = frac{11}{16} - frac{6}{16}= frac{5}{16} =0,3125 \ \ frac{5}{6} - frac{5}{12} = frac{10}{12} - frac{5}{12} = frac{5}{12} \ \ frac{4}{7} - frac{8}{21} = frac{12}{21} - frac{8}{21} = frac{4}{21} \ \ frac{17}{30} - frac{4}{15} = frac{17}{30} - frac{8}{30} = frac{9}{30} =0,3 \ \ frac{5}{8} - frac{1}{2} = frac{5}{8} - frac{4}{8} = frac{1}{8} =0,125 \ \ frac{7}{8} - frac{11}{24} = frac{21}{24} - frac{11}{24}= frac{5}{12}[/latex]