Respuestas
5 x 9 = 45 1 x 3 = 3
4 x 11 = 44 1 x 4 = 4
c) 24/16 = 3/2 48/32 d) 32/12 < 20/6 192/240
24 x 2 = 48 32 x 6 = 192
16 x 3 = 48 12 x 20 = 240
e) 48/18 < 25/9 432/450 f) 51/17 = 63/21 1071/1071
48 x 9 = 432 51 x 21 = 1071
18 x 25 = 450 17 x 63 = 1071
a) 5/4 > 11/9 45/44 b) 1/4 < 1/3 3/4
5 x 9 = 45 1 x 3 = 3
4 x 11 = 44 1 x 4 = 4
c) 24/16 = 3/2 48/32 d) 32/12 < 20/6 192/240
24 x 2 = 48 32 x 6 = 192
16 x 3 = 48 12 x 20 = 240
e) 48/18 < 25/9 432/450 f) 51/17 = 63/21 1071/1071
48 x 9 = 432 51 x 21 = 1071
18 x 25 = 450 17 x 63 = 1071