By McGraw-Hill Education

Math Triumphs is a radical intervention source for college kids who're or extra years under grade point. The sequence accompanies Glencoe Algebra 1, Geometry, and Algebra 2 and gives step by step intervention, vocabulary help, and data-driven selection making to aid scholars reach highschool arithmetic.

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Write the answer as a percent. Check off each step. Understand: I underlined key words. Solve: The answer is . Check: I checked my answer by . Skills, Concepts, and Problem Solving Write each fraction as a percent or each percent as a fraction in simplest form. 13 12% 14 85% 15 170% 16 17% 17 _5 18 _5 19 17 _ 20 18 _ 56 Chapter 2 Real Numbers 8 25 4 24 Copyright © Glencoe/McGraw-Hill, a division of The McGraw-Hill Companies, Inc. Plan: To solve the problem, I will Solve. Write the answer in simplest form.

Substitute the value of each variable into the corresponding space. 1 A = (6)(3) 2 3. Follow the order of operations to simplify. 1 A = (6)(3) = 3(3) = 9 in2 2 _ _ _ The formula for distance traveled is d = rt, where r is the rate and t is the time. Find the distance traveled at a rate of 55 mi/h for 3 hours. 1. Rewrite the formula leaving spaces for the variables. d = rt d= 2. Substitute the value of each variable into the corresponding space. d=( )( ) 3. Follow the order of operations to simplify.

Get ready for Chapter 2. Review these skills and compare them with what you will learn in this chapter. What You Know What You Will Learn You know how to multiply a number with two identical factors. Lesson 2-5 Example: 7 · 7 = 49 The square root of a number is one of the two equal factors of a number. TRY IT! Find √4 . 1 8·8= 2 9·9= 3 10 · 10 = 4 There are 2 tiles on each side of the square. 11 · 11 = Copyright © Glencoe/McGraw-Hill, a division of The McGraw-Hill Companies, Inc. So, √4 = 2. You know how to graph whole numbers on a number line.