2)1:8/13= 1 * 13/8 = 13/8 = 1 5/8
3)9/16:36= 9/16 * 1/36 = 9/576 = 1/64
4)2 13/16:4 3/8= 45/16 : 35/8 = 45/16 * 8/35 = 360/560 = 8/13
2)1:8/13= 1 * 13/8 = 13/8 = 1 5/8
3)9/16:36= 9/16 * 1/36 = 9/576 = 1/64
4)2 13/16:4 3/8= 45/16 : 35/8 = 45/16 * 8/35 = 360/560 = 8/13