What is 6/10 as hundredths in fraction form

To get in hundredths form you need to multiply both the numerator and denominator by 10. 6×10=60 and 10×10=100
The answer is 60/100

1. 0.3 •4 is the same as 4 groups of 0.32. 7•0.8 is the same as 7 groups of 0.83. it increases by 0.5 every time, so 0.5x4 it increases by 0.9 every time, so 0.9x5. 0.9•12=10.86. 0.47•5=2.35i can finish the next ones in a separate post