Question

[Pham thi Phuong Linh]

tim thuong cua mot phep chia khi them vao so bi chia 36 don vi va them vao so chia 12 don vi thi thuong va du ko doi

Answer 1

[GV]

(a + 36) : (b+12) = a : b

\(\frac{a+36}{b+12}=\frac{a}{b}=\frac{\left(a+36\right)-a}{\left(b+12\right)-b}=\frac{36}{12}=3\)

Vậy a : b = 3

Thương là 3