-4.5 + 1.3 = -3.2
2
9/10 or 0.9
11/106 tenths plus one half:= 6/10 + 1/2= (6 + 5)/10= 11/10
i believe is 6 and seven tenths
Its 8/10 or 4/5
$1
1.55
The sum of 3/10 and 1/2 is 4/5.
1/5 1/2 + (-3/10) is the same as 1/2 - 3/10 so 5/10 - 3/10 = 2/10 = 1/5
1/2 + 9/10 is 1 2/5
1/2 + 7/10 = 1 1/5
1 1/2 + 3/10 = 1 4/5