5.5hours to drive264 miles
7 hours to drove (264÷5.5)× 7 =....
14 ribbons.
7 divided by 1/2 is 14. dividing by a fraction or decimal is just like multiplying without the decimal point or numerator.
Area = area of rectangle - area of 2 hemispheres
= 24 * 32 - pi * 12^2
= 315.6 sq units
1.28 = 128 * 10^-2
128 * (1/10^2)
128 / 10^2
128 / 100
1.28
Because, it's literally the same thing mathematically if you worked it out. Though, as I'm sure you're aware, it's just a much shorter and cleaner way of writing out large or small numbers.
