9 tenths
18
9 tenths is 9/10, equaling to .9. If you add 12 to that, it would be 12.9 =12and 9 tenths.
It is 1 1/30.
Well well well... this is a toughy.....first i guess you would have to add 9 and 4....hmm lets count it up...1 2 3 5 7 5 7 9 45 10 1002130 1 2 and 3... so the answer is obviously 3 tenths!
9 one thousands = 90 (tens, tenths,thousands, or hundredths)
Ten Thousands - 8 Thousands - 9 Hundreds - 7 Tens - 4 Ones - 2 Tenths - 1 Hundredths - 6 Thousandths - 5
16
negitave 2 10ths
0.02 + 600 + 70 + 0.6 + 0.005 + 6000 + 9 = 6679.625
No.
7 and 9/10 as an improper fraction is 79/10