Tong cua hai so bang 621.biet tong cua so thu nhat va so thu hai hon so thu ba la 121 doi vi.so thu hai hon so thu nhat 21 don vi. Tim so thu nhat.
tong cua 3 so bang 621 biet tong cua so thu nhat va so thu hai hon so thu ba 121 don vi so thu hai hon so thu nhat 21 don vi tim so thu hai
tong cua 3 so bang 621.biet tong cua so thu nhat va so thu 2 la 121.so thu 2 hon so thu nhat 21 d/v.tim so thu nhat
tong cua 3 so la621 .biet tong cua so thu nhat hon so thu ba 21 don vi .so thu 2 hon so thu nhat 21 don vi.tim so thu nhat
Tim ba so tu nhien biet tong cua ba so do bang 117. so thu nhat hon so thu hai 5 don vi va kem so thu ba 5 don vi
Tong cua ba so bang 188,75 . So thu nhat be hon tong hai so kia 17,35 don vi . Tim so thu ba biet so thu ba kem so thu hai 224,55 don vi
tong cua 3 so bang 615 biet so thu hai hon so thu nhat 30 don vi nhung lai kem so thu ba 15 don vi
vay so thu nhat la.......
tong cua 3 so la 615 biet so thu 2 hon so thu nhat 30 don vi nhung lai kem so thu 3 15 don vi . tim so thu nhat
Tong cua ba so la so lon nhat co ba chu so. Neu lay so thu nhat chia cho so thu hai thi duoc thuong la 5, du 3. So thu nhat hon tong cua hai so kia la 7 don vi. So thu nhat hon so thu hai la ?