3 tenths of 40 = 12
12 and three tenths = 12 + 3/10 = 12 + (3 ÷ 10) = 12 + 0.3 = 12.3
12/5
It is: 12 and 3/10 which is a mixed number
3 and 1/3 of them.
It is 12.3
12.3
12
4 inches = 4/12 feet = 1/3 foot = 3-1/3 tenths of a foot.
3/10 + 12/100 =30/100 = 12/100 = 42/100 = 0.42
123/10
12 tenths or 12/10 = 1.2