3.9cm
13 tenths, or one and 3 tenths Change one half to five tenths. Change three fifths to six tenths. Add these to two tenths.
2 13/30
13 = thirteen 1.3 = one and three tenths .13 = thirteen hundredths
13/10 = 1 3/10 (that's one and three tenths) 10 goes into 13 one time, with 3 tenths left over.
one and three tenths
how many tenths are in 1.3
Three tenths.
13 tenths is 13/10
It's 0.3
30 cents.
13 tenths = 1.3