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Seventh Grade Weekly Homework Week 2 Date: August 15 Name: Power Standards 7.1 Fractions, Decimals, Percent MONDAY Put in order from least to greatest. 7.3 Integer Operations What is |7 | + |-3| ? TUESDAY WEDNESDAY Place -2⅔ on a number line? -3 -2 -1 0 1 W. Dews 2 3 19% 1.9 x 102 1.9% 19.0 19/20 5.2 x 104 3.7 x 105 4.3 x 104 THURSDAY Order from greatest to least. 0.2% 0.20 ⅛ Put in ascending order. Use a number line to model -8 + 5 =1 -4 + (-9) + 7 = = -1 2(-4) Model the problem. 7.4 Proportional Reasoning Explain which is the better deal. The Shell Station has 21 gallons of gas for $70 or Wawa has 15 gallons for $50.00. 7.9 Probability Joe is playing a game in which he needs to roll a 4 or higher on a number cube in order to move his marker on the game board. What is the probability he will roll a number that allows him to move? Draw the next 3 stages in the pattern. Twelve less than a number is thirty. Write and solve the equation. What equation is represented by the model? 7.16 Number Properties x y -1 0 1 x 18 13 39 The arrow on the spinner was spun 150 times. It landed on a multiple of four 90 times. What was the experimental probability of landing on a multiple of 4? A deck of cards contained 3 red cards, 9 purple cards, 4 green cards and 2 blue cards. If two cards are selected with replacement, what is the probability that the first card is a purple and the second card is also purple. Mark rented a car for $30 per day plus $0.50 for each mile. If he kept the car for 3 days and drove 50 miles, what was the total cost? 2 Draw and describe the tenth stage. If k=5, what is the value of k2 - (k – 8) + 3k What value of c makes the equation below true? 7.14 Equations 7.15 Inequalities A scale model of a whale is being built. The actual length of the whale is 65 feet. The scale of the model is 2 in : 3 ft. What will be the length of the model? Complete the table for the given equation. y = 2x – 1 7.12 Functional Relationships 7.13 Order of Operations, Algebraic Expressions -8 -6 -4 -2 0 2 4 A typical 30-minute TV program in the United States has about 8 minutes of commercials. At that rate, how many commercial minutes are shown during a 2 hour TV movie? The table shows the results of 50 rolls of a fair number cube numbered 1 to 6. 1 2 3 4 5 6 8 9 5 15 2 11 What is the experimental probability of rolling a 3? -5c – 14 = -4 A) -3 C) -1 B) -2 D) 0 Substitute and simplify. w = -2, x = 5, y = 8, z = -7 2 w + (x + y +z) = Write each phrase as an algebraic expression. six bikes less than m a number less 5 Solve. 2 x = -10 3 Last Friday, Trevor had $29. Over the weekend, he received some money for shoveling snow. He now has a total of $41. How much money did he earn shoveling snow? What is the solution to the inequality 2y > -4? What inequality is represented by the graph? Select all numbers that would satisfy the inequality -10x > 5. -½ -¼ 1 -1 -¾ 0 Graph. x > -3 Identify the number property. Apply the Distributive Property to complete the following statement: 4(x + 3) = __________________________ a + b = a, then b equals _____. Apply the Zero Property of Multiplication to complete the following statement: 321 x _____ = ______ (3 9) 12 = 3 (9 12)