8th Grade Warmups Wikispaces（8年级热身Wikispaces）.doc

Day 1 Mitch spends .75 a day on junk food. How many days will it take him to spend $4.50, $8.25, $10.50? How did you get your answer? BPI Ronnie and the Rainbows raised 2/5 of their $500 fundraising goal. How much money did they raise? Show your work or explain how you found your answer. Day 2 Find the area of a square with base 6 cm. Cantaloupe is on sale, 2 for $3.00. How much does it cost for one cantaloupe? Write a rule to find the cost for any number of cantaloupes. (CMS) Day 3 BPI Order the fractions from smallest to largest. 4/5 ? ? 6/7 The Dynamo Soccer Team raised 5/6 of their $900 fundraising goal. How much money did they raise? Show your work or explain how you found your answer. Day 4 BPI Tell what fraction of a pound (16 ounces) the given weight is: a) 12 ounces b) 8 ounces c) 4 ounces d) 24 ounces BPI Name 5 fractions equivalent to ?. Day 5 Find the area of the circle with diameter 6. BPI Decide whether each fraction below is closer to 0 or ?. a) 1/5 b) 3/8 c) 7/12 d) 3/5 BPI For each pair of fractions, decide which is larger. Explain your reasoning. a) 5/11 or 9/11 b) 2/5 or 2/3 c) ? or 5/8 Day 6 BPI Solve the Mystery Number. 1. _ _ _ Explain how each clue helped you find the missing digits. Clue 1 The digit in the 1000th place is twice the digit in the 10th place. Clue 2 The sum of the 3 missing digits is 15. Clue 3 The digit in the 1000th place is a multiple of 8. Day 7 What is 22% of 737.49? Explain your work. BPI For each pair of fractions, decide which is smaller. Explain your reasoning. a) 7/8 or 3/8 b) 3/5 or 3/7 c) 7/5 or 9/7 BPI Decide whether each statement is true or false. Explain your reasoning in words or by drawing diagrams/pictures. a) ? = 2/5 b) 3/5 = 6/10 Day 8 Graph the equations – identify all the Y intercepts. Y = 2X – 4 Y = 3X Y = -3X + 2 Y = -3x – 2 Day 9 BPI How many 5ths are in 1 3/5 (1 and 3/5)? Explain your answer. BPI How many 3rds are in 2 1/3 (2 and 1/3)? Explain your an