647*(36900-255*144)-318*92=116460-29256=87204
Уравнение:<span> X+9 5/6 = 10 </span>
Ответ: X = 1(целая)5/54Ответ: X = 1.0(925)
5 7/8 + 2 5/12 = 8 7/24
8 = 2 × 2 × 2
12 = 2 × 2 × 3
НОК = 8 × 3 = 24
5 7 × 3/24 + 2 5 × 2/24 = 5 + 2 21 + 10/24 = 7 31/24 = 8 7/24