The easiest to know is probably #1/2 = 0.5=50%# To make a percent, write a fraction with a denominator of #100# #8# does not divide exactly into #100#, but it does divide into #1000# …

Jun 5, 2016 · let's simplify 21 and 14, dividing both by 7 let's subtract exponents of equal variables 21 x3 y 14x5y2 3 2x2y

Explanation: Percent is just a fraction of the whole. However it is a special case where the bottom number (denominator) is fixed at 100.

Explanation: #2# out of #7# is a fraction in its simplest form. If #2# out of #7# believed him, then #5# out of #7# did not.

This mole fraction tells you the ratio that exists between the number of moles of nitrogen gas and the total number of moles present in the solution. If you take n to be the number of moles of …

69/120 "calculate the contents of each bracket then multiply the" "results" •color(white)(x)1 1/2-4/3 "change "1 1/2" to an "color(blue)"improper fraction" =3/2-4/3 "multiply numerator/denominator …

Oct 1, 2016 · 422 3 ÷ 1 3 = 422 3 × 3 = 42 ×3 + 2 3 ×3 = 126 + 2 = 128 I used the following properties of division and multiplication: division by a fraction is the same as multiplication by …

12x + 48 = 16x + 8 40 = 4x x = 10 Now I can check yours. You did better than me, reducing the fraction first. I'm a little more terse with my algebra. You're not buying yourself anything with …

Explanation: To subtract these two fractions they must be over a common denominator. To create a common denominator multiply the fraction on the right by the appropriate form of #1# to not …

What are the properties of Rational Numbers? What is the difference between proper and improper fractions? How do you order fractions from least to greatest? How do you determine …