\(\frac{1212}{3030}=\frac{2}{5}\)

\(\frac{32032}{48048}=\frac{2}{3}\)

\(\frac{456456}{234234}=\frac{76}{39}\)

\(\frac{1339}{1442}=\frac{13}{14}\)

#Châu's ngốc

1212/3030=1212:303/3030:303=4/10

32032/48048=32032:2002/48048:2002=16/21

456456/234234=456456:6006/234234:6006=76/39

16161616/38383838=16161616:2020202/38383838:2020202=8/19

\(\frac{1212}{3030}\)=\(\frac{2}{5}\)

\(\frac{32032}{48048}\)=\(\frac{2}{3}\)

\(\frac{45456}{234234}\)=\(\frac{7576}{39039}\)

\(\frac{16161616}{38383838}\)=\(\frac{8}{19}\)

\(\frac{1212}{3030}=\frac{2.6.101}{5.6.101}=\frac{2}{5}\)

\(\frac{32032}{48048}=\frac{2.16.1001}{3.16.1001}=\frac{2}{3}\)

\(\frac{456456}{234234}=\frac{76.61001}{39.6.1001}=\frac{76}{39}\)(Bạn ghi thiếu số 6 ở tử số nha)

\(\frac{16161616}{38383838}=\frac{2.8.1010101}{19.2.1010101}=\frac{8}{19}\)

(Dấu chấm là nhân nha)

\(\frac{1339}{1442}=\frac{13}{14}\)

\(\frac{1212}{3030}=\frac{2}{5}\)

\(\frac{1339}{1442}=\frac{1300+39}{1400+42}=\frac{13\times100+13\times3}{14\times100+14\times3}=\frac{13\times\left(100+3\right)}{14\times\left(100+3\right)}=\frac{13}{14}\)\(\frac{13}{14}\)

\(\frac{1212}{3030}=\frac{1200+12}{3000+30}=\frac{12\times100+12}{30\times100+30}=\frac{12\times\left(100+1\right)}{30\times\left(100+1\right)}=\frac{12}{30}=\frac{2}{5}\)

\(\frac{1339}{1442}=\frac{13}{14}\)

\(\frac{1212}{3030}=\frac{2}{5}\)K.quả như vậy nha bn .

Nhớ tk mk nha

\(\dfrac{1339}{1442}=\dfrac{1339:103}{1442:103}=\dfrac{13}{14}\)

\(\dfrac{1212}{3030}=\dfrac{1212:606}{3030:606}=\dfrac{2}{5}\)

\(\frac{64}{96}=\frac{2}{3};\frac{90}{135}=\frac{2}{3};\frac{51}{85}=\frac{3}{5}\)

2/3;2/3;3/5  dung khong can chinh

\(\frac{64}{96}=\frac{2}{3};\frac{90}{135}=\frac{2}{3};\frac{51}{85}=\frac{3}{5}\)

\(\frac{16}{24}=\frac{2}{3}\)

\(\frac{35}{45}=\frac{7}{9}\)

\(\frac{49}{28}=\frac{7}{4}\)

\(\frac{85}{51}=\frac{5}{3}\)

\(\frac{64}{96}=\frac{2}{3}\)

16/24=2/3

35/45=7/9

49/28=9/4

85/51=5/3

64/96=2/3

Xin lỗi e nhé câu 49/28 là bằng 7/4 nhé

chúc em học tốt

85/153= 5/9

1111/1212= 11/12

1530/1632= 15/16

85/153= 5/9

1111/1212= 11/12

1530/1632= 15/16

5/9      
11/12

33/44 = 3/4

1111/1212 = 11/12

85/153 = 5/9

33/44=3/4

1111/1212=11/12

85/153=5/9

33/44 = 3/4

1111/1212 = 11/12

85/153 = 5/9

7/19

7/4

7/5

a7/19

b7/4

c7/5

7/19

7/4

21/15