1 2 in decimal form is 0.50.
3.5 is a decimal. We can write it as a fraction by noticing the .5 is the same as 1/2 so 3.5 is 3 and 1/2 as a mixed number or 7/2.
19 1/2 as a decimal is 19.5.
(2/1)/45?? Just go in order. (2/1)=2 so this makes the equation 2/45 by substituting (2/1) with 2. 2/45 = .04444444~ in decimal form. (2/1)/45?? Just go in order. (2/1)=2 so this makes the equation 2/45 by substituting (2/1) with 2. 2/45 = .04444444~ in decimal form.
2/5 equals 0.4 as a decimal
2 and 1/8 as a decimal is 2.125
1.5.
2.1
0.5
2.2
4.0
7.5
41.5
34.5
0.5
1/5 = 2/10 = 0.2
25/50 = 1/2 = 0.5 as a decimal