five tenths < sixty five hundredths < seven tenths [0.5 < 0.65 < 0.7].
It is: 3/10 expressed as a decimal is 0.3
Seven twelves as a percentage is 58.33%.
2 and 5/15 = 7/3 in its simplest form as an improper fraction
the percentage of 0.0007 = 0.07%
If you divide by seven instead of multiplying by seven, you are off by a factor of 49. Example, to calculate the percentage: 100 x 7 = 700, 100 / 7 = 14.29. The percentage error is about 98%.
70%
35%
87.5%
120%
58.3%
It is 28%.