Các câu hỏi tương tự
tìm BCNN (24,25);BCNN(12,27,35)
BCNN(12,27,35)
a ] bạn hãy tìm BCNN{24,15} , BCNN{ 12,27,35}
Biet rang : BCNN(a,b).UCLN(a,b)
a, BCNN cua hai so la 600, UCLN cua chung nho hon 10 lan BCNN. So thu 1 la 120, tim so thu 2.
b, UCLN cua hai so la 12, BCNN cua chung lon gap 6 lan UCLN . So t 1 la 24, tim so t 2
c, Tong cua hai so bang 60, tong giua UCLN va BCNN cua chung la 84. Tim hai so do.
tim BCNN cua 34;68
tim BCNN cua (16;34;240)
tim bcnn cua 24,40,168
Tim BCNN cua 40,25va140
tim bcnn cua 656 va908