\(\frac{2323}{2525}+\frac{212121}{252525}\)
\(=\frac{23\times101}{25\times101}+\frac{21\times10101}{25\times10101}\)
\(=\frac{23}{25}+\frac{21}{25}\)
\(=\frac{44}{25}\)
\(\frac{2323}{2525}+\frac{212121}{252525}\)
\(=\)\(\frac{23}{25}+\frac{21}{25}\)
\(=\frac{44}{25}\)
767676 phần 252525+ 2424 phan 2525
mong các bạn hiểu bài mình viết nha
Chứng Tỏ các phân số bằng nhau : 25/ 53 ; 2525 / 5353 : 252525 / 535353
1111+1212+1313+1414+1515+1616 / 2020+2121+2222+2323+2424+2525 =?
1414+1515+1616+1717+1818+1919/2020+2121+2222+2323+2424+2525
1414+1515+1616+1717+1818+1919/2020+2121+2222+2323+2424+2525
1414+1515+1616+1717+1818+1919 phần 2000+2121+2222+2323+2424+2525
1414+1515+1616+1717+1818+1919 / 2020+2121+2222+2323+2424+2525 = ?
Tính nhanh:1414+1515+1616+1717+1818+1919/2020+2121+2222+2323+2424+2525
SO sánh 1414+1515+1616+1717+1818+1919 với 11
2020+2121+2222+2323+2424+2525 15
