intro 360 40 7 Using Estimation in Real Life with Hank Buckingham attention rectangle 40 350 7 Percent, means per hundred or out of a hundred. comment 160 200 17 15 1 10 You probably already knew this. reminder Remember--the question asks you how many are remaining. reminder 40 320 7 Method #1: Estimation attention rectangle You round UP if the fraction value is equal to 1/2 or greater; otherwise round DOWN reminder 40 360 7 Method #2: Fraction Addition What must you have in order to add fractions? common numerators common denominators nothing common common sense common denominators comment 2 200 200 16 8 I bet you are finished with this problem already! attention 60 5 360 rectangle A mixed number is a number consisting of an integer and a proper fraction. reminder 360 40 8 Method #3: Recognizing Shortcuts attention rectangle 370 5 760 50 5 How can you get the denominators of 3/5 and 1/10 to be the same? comment 150 2 200 15 15 20 Were you able to add these together in your head?