\(72.37-9.22.8+18.4.85\)
\(=72.37-72.22+72.85\)
\(=72.\left(37-22+85\right)\)
\(=72.100\)
\(=7200\)
TL :
\(72.37-9.22.8+18.4.85\)
\(=72.37-\left(9.8\right).22+72.85\)
\(=72.37-72.22+72.85\)
\(=72.\left(37-22+85\right)\)
\(=72.100\)
\(=7200\)
\(72.37-9.22.8+18.4.85\)
\(=72.37-72.22+72.85\)
\(=72.\left(37-22+85\right)\)
\(=72.100\)
\(=7200\)
TL :
\(72.37-9.22.8+18.4.85\)
\(=72.37-\left(9.8\right).22+72.85\)
\(=72.37-72.22+72.85\)
\(=72.\left(37-22+85\right)\)
\(=72.100\)
\(=7200\)
8 mu 2 chia 9 cong 50 chia 2 tru ba mu ba nhan 3 mu 0
(tinh nhanh neu co the)
238+413+762+350+587,tinh nhanh neu co the.Mong nhan duoc su giup do tu cac ban,ae(sorry minh hoi ngu)
một mảnh vườn hình thang có trung bình cộng hai day la 62 m . neu keo dai day lon them 3m thi dt tang them 30 met vuong a tinh dien tich manh vuon b giua manh vuon co mot cai ao hinh tron co duong kinh 4m . tinh dien tich con lai
Cho day so : 1;4;7;10;...
a. Neu quy luat cua day so do .
b. So 31 co phai la so hang cua day khong ?
c. So 2009 co thuoc day nay khong ? Vi sao ?
Ai giai nhanh nhat mik se tick ... :))))
Mot thua ruong hinh thang co dien tich la 361, m2 day lon hon day nho 13,5 m . Hay tinh do dai hai day biet rang neu tang day lon them 5,6 m thi dien tich cua thua ruong se tang them 33,6 m2.
cho 2 STN co hieu la 4 . neu nhan 1 so len 3 lan va giu nguyen so kia ta co hieu la 60 . tim 2 STN
Co 3 binh , neu do day nuoc vao binh thu nhat roi rot het luong nuoc do vao hai binh con lai ta thay , neu binh thu hai day thi binh thu ba chi duoc mot phan ba dung tich , neu binh thu ba day thi binh thu hai chi duoc mot phan hai dung tich . Tinh dung tich cua moi binh biet rang dung tich cua ba binh la 120 lit.
mot so tu nhien goi la thu vi neu no la boi cua 11111 va co cac chu so phan biet .khong dat phep tinh ,hay tim so thu vi lon nhat co 10 chu so NHANH LEN NHA!!!
So thu 1000 cua day so 7;12;17;22;27...la so nao ?
So thu 1992 va 38264thuocday so da cho ko?neu co thi la so thu may cua day