40:x=50 vay x bang bao nhieu
Hai so co hieu bang 43 neu giu nguyen so bi tru va them vao so tru 7 don vi thi hieu moi bang bao nhieu???
Tìm X:
x *8=4
Do cac ban bang bao nhieu
hieu cua hai so la so lon nhat co 2 chu so ma tong 2 chu so cua no bang 12 so tru bang 7 vay so bi tru cua no la bao nhieu vay cac ban
Bình cho An 5 vien bi . An lại đưa cho bbnh 7 vien bi luc nay hai ban co so bi bang nhau va bang 13 . hoi luc dau moi ban co bao nhieu vien bi
choi bang bang bang nap 100 nghin duoc thuong bao nhieu tien bang vang
ai tra loi minh tich cho
a3+ab+4b........6b+ab+a2(dien > < =)
Neu bot so tru di 7 don vi thi hieu bang 35.Vay hieu luc dau la bao nhieu?
co tat ca bao nhieu so co hai chu so ma tong hai chu so cua moi so do bang 8?
co tat ca bao nhieu so co hai chu so ma hieu hai chu so cua moi so do bang 6?
25 cong voi 18 bang bao nhieu ?