# California Mathematics Course 2 Homework Book by CGP Education

By CGP Education

Introduction.ch 1: the fundamentals of Algebra.ch 2: Rational and Irrational Numbers.ch three: Two-Dimensional Figures.ch four: Linear Functions.ch five: Powers.ch 6: the fundamentals of Statistics.ch 7: three-d Geometry.ch eight: Proportional Reasoning and Percents. 258 pages

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**Extra info for California Mathematics Course 2 Homework Book**

**Example text**

4 + 5 Begin at –7 then move 1 space to the left on the number line. Begin at –4 then move 5 spaces to the right on the number line. Count the spaces as you move right or left along the number line. Remember when adding positive numbers to move to the right and when adding negative numbers to move to the left on the number line. c. –7 + (–1) Solution –10 –8 –6 –4 –2 f. 4 + (–10) ----------- ---- c. (–18) + (–1) ----------- ---- g. –5 + (–5) ----------- ---- e. –7 + 4 + (–3) ----------- ---- 10 8 6 4 2 0 1.

3 1 ÷ 4 6 ----------- ------ c. 8 2 ÷ 6 3 ----------- ------ d. 5 3 ÷ 8 5 ----------- ------ Example © 2007 CGP Inc. 3 2 Calculate −2 ÷ 1 . 4 5 Solution (2 × 4) + 3 11 3 2 (1× 5) + 2 7 −2 = − = − and 1 = = 4 4 4 5 5 5 3 2 11 7 11 5 −2 ÷ 1 = − ÷ = − × 4 5 4 5 4 7 − 11 5 11× 5 55 × =− =− 4 7 4×7 28 CGP Education Mathematics: Course 2 — Homework Book Convert the mixed fractions to improper fractions. Write the division as a multiplication. Calculate the multiplication. 4 47 5. Simplify. 1 2 a. − ÷ 5 3 b.

X + 3 < 5 The sum of a number, x, and 3 is - - - - - - - - - - - - - - - - - - - - - - 5. b. 42 ≥ –6y Forty-two is - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - the product of –6 and a number, y. c. x + y < 82 The sum of two different numbers, x and y, is - - - - - - - - - - - - - - - - - - - - - - 82. 2 27 5. For each inequality, circle the numbers that do not work when substituted for the variable. a. x – 2 < –6 –11 –4 0 5 b. 4x £ 0 –6 –1 0 2 –12 –6 0 12 c. x >2 6 6. Claire took $68 on a shopping trip and ended up spending $30 more than Hannah.