Co nhung cap phan so ma khi ta nhan chung voi nhau hoac cong chung voi nhau deu duoc mot ket qua
Chang han: Cap phan so 7/3 va 7/4 co:
7/3 . 7/4=7.7/4.3=49/12
7/3+7/4=7.4+7.3/12=49/12
Do em tim duoc cap phan so khac cung co tinh chat ay
Tim phan so co mau bang 7, biet rang khi cong tu voi 16 va nhan mau voi 5 thi gia tri phan so khong thay doi
tim phan so co mau bang 7.Biet rang khi cong voi 16, nhan mau voi 5 thi gia tri cua phan so do khong thay doi
Tim phan so co mau bang 9, biet rang khi cong tu voi 10 va nhan mau voi 3 thi gia tri cua phan so khong thay doi
Tim phan so co tu bang -7,biet rang khi nhan tu voi 3 va cong mau voi 26 thi gia tri cua phan so khong thay doi
Tim 3 so nguyen co tong bang -4, biet rang so thu nhat nhan 2, so thu hai cong voi 3, so thu 3 tru di 4 thi duoc cac ket qua bang nhau. Tim ba so do?
AI TRA LOI DUNG SE DUOC TICK 10 CAI
Tim 3 so nguyen co tong bang -4, biet rang so thu nhat nhan 2, so thu hai cong voi 3, so thu ba tru di 4 thi duoc cac ket qua bang nhau. Tim 3 so do?
AI LAM DAU TIEN, CO TRINH BAY, DAP AN DUNG, MINH SE TICK CHO 1O CAI
Cho cac so tu nhien tu 1 den 11 duoc viet theo thu tu tuy y sau do dem cong moi so voi so chi thu tu cua no ta duoc mot tong chung minh rang cac tong nhan duoc bao gio cung tim ra 2 tobn ma hieu cua chung la 1 so chia het cho 10
Cho cac so tu nhien tu 1 den 11 duoc viet theo tuy y sau do dem cong moi so voi so chi thu tu cua no ta duoc 1 tong CMR trong cac tong nhan duoc bao gio cung tim ra hai tong ma hieu cua chung chia het cho 10