3 and 5 tenths.
2.5 is 2 and 5 tenths (or 25 tenths in total)
3 hundredths are 0.3 tenths.
5.3 tenths
4/5 1.3 means 1 plus 3 tenths. 1 is ten tenths. So the total is thirteen tenths 13/10. This process is called creating a common denominator ( in this case, everything in tenths). 4/5 is eight tenths 8/10, i.e. 0.8
5
.35 = .3 + .05 3 tenths and 5 hundredths
2 and 7 tenths
5 3/10 + 22 5/10 = 27 8/10 (or 27 4/5)
3 ones and 5 tenths (3.5) in standard form is 3.5 × 100
3.5
3tens 2units 5 tenths = 32.5