a cu 2,inmultesti si numitorul si numaratorul cu 2
3/4=6/8
1/2=2/4
7/6=14/23
9/9=18/18
2/301=4/602
101/1001=202/2002
2a/3b=4a/6b
3/k=6/2k
b.cu 3
3/4=9/12
1/2=3/6
7/6=21/18
9/9=27/27
2/301=6/903
101/1001=303/3003
2a/3b=6a/9b
3/k=9/3k
c. cu 5
3/4=15/20
1/2=5/10
7/6=35/30
9/9=45/45
2/301=10/1505
101/1001=505/5005
2a/3b=10a/15b
3/k=15/5k
d. cu k
3/4=3k/4k
1/2=k/2k
7/6=7k/6k
9/9=9k/9k
2/301=2k/301k
101/1001=101k/1001k
2a/3b=2ak/3bk
3/k=3k/k²
numitorul 54=9*6 deci cu 6 se amlifica fractia=>7/9=42/54
