Transition Math Review #1 Name 1) Convert to a percent. 2) Convert to a percent. 3) Convert to a percent. 4) Convert 74% to a decimal. 5) Convert 4 % to a decimal. 6) Convert 637% to a decimal. 7) Convert 637% to a fraction. 8) Convert 0.875 to a fraction. 9) Jamie earned 112 out of 125 possible points on a test. Express his score as a fraction, decimal & percent. Fraction Decimal Percent 10) Suzy found that counted that 12 of the 29 students in her class are girls. Express the amount of boys in the class as a fraction, decimal & percent. Fraction Decimal Percent
Complete the table below. Show work below the table if necessary. 11) Fraction (in lowest terms) 9 12 Decimal Percent 12) 0.85 13) 60% 14) 0.004 15) 2 7 20 16) 5% 17) Write the number 6.278787878. as a decimal with a raised bar notation. 18) Write the fraction 5 as a decimal. 19) Truncate the number 817.6825 after the units place. 20) Round the number 817.6825 to the nearest units place. 21) Round the number 817.6825 to the nearest tens place. 22) Round the number 817.6825 to the preceding tens place. 23) Round the number 817.6825 to the nearest tenths place. 24) Round the number 817.6825 to the nearest thousandths place.
Review #2 Name Answer each question below. Show all your work. 1) Suppose I bought $1500 worth of stock. After 7 years, it was 185% of the original value. What was the stocks worth at the end of 7 years? 2) A suit regularly sells for $78, but is on sale 30% off. a. How much is saved by buying it at the sale price? b. How much will it cost on sale? c. If taxes are 7%, how much sales tax would have to be paid? d. What would be the final cost of the suit? 3) James went to dinner & had a rare 10% off coupon at Olive Garden. His meal cost $9.78, his mother s was $12.45 and his dad s was $14.24. They each had a fountain soda that cost $2.95. a. How much did the meals alone cost (include drinks, but not the discount)? b. How much would the family save by using James coupon? c. How much would the meal cost AFTER the coupon is applied? d. If the family had really good service & wanted to give their waitress a 20% tip, how much would the family leave? (This is based on the total without any discounts. Use your answer from a.) e. Tax of 7% is applied to the amount AFTER discounts. How much tax will they pay? f. How much will the dinner at Olive Garden actually cost after all of the above are applied? (Cost of dinner discount + tax + tip.)
For 4-7, use the numbers -5.2, 5.21, 27.2, 5, -5.7, -5, 6. 4) Name all numbers that are integers. 5) Name all numbers that are irrational. 6) Name all numbers that are whole numbers. 7) Put the numbers in order from least to greatest. 8) Put the fractions,, and in order from greatest to least. 9) Put the fractions 9, -9, and 9 in order from least to greatest. 10) Suppose Keysha wants to fill a photo album with the 123 pictures that she has. Each page in her album will hold 8 pictures. How many pages will she fill with her pictures? Show your work or explain your answers. 11) My video camera will last about 6 hours. If I decided to tape each of my 80 minute block classes, how many classes can I tape before I need to recharge my battery? Show your work or explain your answers.
Review #3 NO CALCULATORS Get common denominators then fill in the blank with <, > or =. 1. 2. 3 3. 4. Add the fractions below. Get common denominators when necessary. 5. + 6. + Put the decimals in order from greatest to least. 7. 0.5123; 0.50123; 5.1; 0.51;, 52% 8. 1.25, 1.025, 12%, 12.056, 1.0025, 9. Sam wants to buy 10 apps for her DROID that costs $1.46 each. Estimate the amount of money she will need to buy the apps. Explain your answer.
10. Between which two consecutive integers is each number below? Circle the integer that each is CLOSEST to. f. Which value 143 less than? 14 52 82 11. Use the table below to estimate the value of each radical. a. Between what two numbers is 150? b. Which number is 150 closest to? c. Between what two numbers is 161? d. Which number is 161 closest to? e. What value is 170 than? x 12 144 12.1 146.41 12.2 148.84 12.3 151.29 12.4 153.76 12.5 156.25 12.6 158.76 12.7 161.29 12.8 163.84 12.9 166.41 13 169
Review #4 For each problem, draw & label a picture then solve. 1. The sides of a rectangle measure 8 inches & 10 inches. How long is the diagonal of the rectangle? Round to the nearest tenth. 2. The area of a square measures 184. How long is each side? What is the perimeter? Round both answers to the nearest hundredth. 3. A flag pole measures 25 feet. I need to attach a cable 7 feet from the base of the pole to the top of the pole. How long will the cable need to be? 4. The area of a square measures 250 m 2. How long is each side? What is the perimeter? Round both answers to the nearest hundredth. I rolled a die 60 times. The results are listed in the table below. Use the table to answer the following questions. 5. What was the frequency for rolling a 1? 6. What is the relative frequency for rolling a 1? 7. Which number had the highest frequency? # Rolled # Times 1 19 2 15 3 13 4 11 5 14 6 18 Total 90 8. What was its relative frequency? 9. What is the difference between the numbers with the highest & lowest frequencies? 10. Compare the relative frequency of the numbers with the highest & lowest frequencies as a percent. Is there much difference in their percent?
Answer Keys Review #1 1) 37.5% 2).% 3) 0.6% 4) 0.74 5) 0.04625 6) 6.37 7) 8) = 9) Fraction 10) Fraction Decimal 0.896 Percent: 89.6% Decimal 0.5862 Percent: 58.62% Fraction (in lowest terms) 9 11) 12 12) = 13) = 14) = 15) 2 7 20 16) = Decimal Percent 0.75 75% 0.85 85% 0.6 60% 0.004 0.4% 2.35 235% 0.05 5% 17). 18). 19) 817 20) 818 21) 820 22) 810 23) 817.7 24) 817.683
Answer Key Review #2 1) % =. =$, 2) a. % =0.3*78=$23.40 b. 78-23.40 = $54.60 c. 54.6*7% = 54.6 * 0.07 = $3.82 d. 54.60 + 3.82 = $58.42 3) a. 9.78 + 12.45 + 14.24 + 3(2.95) = $45.32 b. 45.32 * 10% = 45.32 * 0.1 = $4.53 c. 45.32 4.53 = $40.79 d. 45.32 * 20% = 45.32 * 0.2 = 9.06 e. 40.79 * 7% = 40.79 * 0.07 = 2.86 f. Meal Discount + Tip + Tax = 40.79 + 9.06 + 2.86 = $52.71 4) Integers are: -5, 6 5) Irrational:. 6) Whole Numbers 6 7) Least to Greatest -5.7, -5.2, -5,, 5.21,., 6 8) =., =., =. 9) =. =. =. 10) =15.375. She will completely fill 15 pages in her album. 11) = = 4.75. I will need to change the battery between blocks 4 & 5.
Answer Key Review #3 1. >= 2. 3= < 3. = > 4. = < 5. + = = 6. + = + = = = 7. 5.1; 52%; 0.5123; 0.51; 0.50123; 8. 12.056; 1.25; 1.025; 1.0025; ; 12% 9. Each app is about $1.50 so 1.50*10 = $15.00 Sam will need about $15 to make her purchase. 10. a. Between 3 & 4; closer to 4 b. Between 7 & 8; closer to 7 c. Between 9 & 10; Closer to 9 11. a. Between 12.2 & 12.3 b. Closer to 12.3 c. Between 12.6 & 12.7 d. Closer to 12.7 e. More than 13 f. Less than 12
Answer Key Review #4 1). inches 2). units; Perimeter is 4(13.56) = 54.24 units 3). feet 4).meters; Perimeter is 4(15.81) = 63.24 meters 5) 19 6) 7) 1 8) 9) 19 11 = 8 rolls 10) =% =% There is 9% difference.