<span>22/7</span> + <span>1/5</span> =(<span>22·5)/(7·5)</span>+ (<span>1·7)/(5·7)</span> = <span>110/35</span> + <span>73/5</span> = (<span>110 + 73)/5</span> = <span>117/35</span> = (<span>12 + 3·35)/5</span> = 3 целых <span>12/35</span><span> ≈ 3.342857142857143</span>
Х:65=14(ост.5)
х=65*14+5
х=915
в 11111 т =11111000кг а в 56712 г =56712000кг