45 nha là bài toán tổng tỉ : 4+5=9 ; 45:9=5
tick nha !!!
45 nha là bài toán tổng tỉ : 4+5=9 ; 45:9=5
tick nha !!!
Tim so tu nhien co 2 chu so biet rang
a. So do gap 6 lan tong cac chu so cua no
b. So do gap 7 lan tong cac chu so cua no
c. So do gap 8 lan tong cac chu so cua no
d. So do gap 9 lan tong cac chu so cua no
tim 1 so co 2 chu so biet so do chia tong cac chu so cua no bang tong cac chu so cac chu so
tim so co 2 chu soac chu so cua no, biet rang so do gap 8 lan tong cac chu so cua no.
tim so co 2 chu so biet so do gap 8 lan tong cac chu so cua no
tim so co 2 chu so, biet rang so do gap 8 lan tong cac chu so cua no
tim so co 2 chu so biet so do lon gap 8 lan tong cac chu so cua no
Mot so co hai chu so bang 3 lan tong cac chu so cua no cong voi 7.Neu viet so do theo thu tu nguoc lai thi duoc so moi bang 7 lan tong cac chu so cua no cong voi 3.Tim so da cho
tim cac so co 2 chu so biet so do gap 7 lan tong cac chu so cua no la 6 don vi
tim 1 so co 2 chu so biet rang so do gap 8 lan tong cac chu so cua no