295. 1)2:2/6:2=1/3 ; 3:3/9:3=1/3 ; 4:2/12:2=2:2/6:2=3 ; 5:5/25:5=1/5 ; 6:2/48:2=3:3/24:3=1/8 ; 10:10/90:10=9
2)6:2/14:2=3/7 ; 10:2/22:2=5/11 ; 12:2/14:2=6/7 ; 14:2/16:2=7/8 ; 20:2/26:2=10/13
296. 1)2×5/3×6=10:2/18:2=5/9 2)2×7/9×4=14:2/36:2=7/18 3)3×5/20×2=15:5/40:5=3/8 4)4×3/9×7=12:3/63:3=4/21