30 to 12 45 to 18
15/30 is equivalent to 1/2
Some equivalent fractions of 4/15 are: 8/30 = 12/45 = 16/60 = 20/75 = 24/90
The GCF of 20 and 40 is 20 The GCF of 15 and 30 is 15 The GCF of 15, 20, 30 and 40 is 5.
24/30 is equivalent to 12/15........ 12/15 is equivalent to 4/5.
10:30, 20:60, 15:45 are three possible ratios
5 to 6 10 to 12 15 to 18
30 : 40 and 33 : 44 are two possible equivalent ratios.
5/10 = 1/2 write the proportion as ratios 5:10 = 1: 2 5/10 = 10/20 or 5:10 = 10:20 5/10 = 15/30 or 5:10 = 15:30
They are: 13 to 15 and 39 to 45
30 to 12 45 to 18
1 to 5 and 3 to 15
13 to 15 39 to 45
7/15 = 14/30 = 70/150
There are infinitely many equivalent ratios to 15:5, eg 12:4, 30:10, 45:15, 60:20 The simplest form of the ratio is 15:5 = (3×5):(1×5) = 3:1
3 to 10 6 to 20 12 to 40
20/6, 30/9, 40/12