2. Lesson Menu Main Idea and New Vocabulary Example 1:Use Mental Math Example 2:Use Mental Math Example 3:Use Division Example 4:Use Division Example 5:Write Fractions as Repeating Decimals Example 6: Real-World Example

3. Main Idea/Vocabulary Write fractions as terminating or repeating decimals and write decimals as fractions. terminating decimal repeating decimal bar notation

4. Example 1 Use Mental Math Write as a decimal. Think × 10 Answer:

5. Example 1 CYP A.0.20 B.0.25 C.0.40 D.1.20 Write as a decimal. __ 1 5

6. Example 2 Use Mental Math Write 7 as a decimal. __ 3 5 = 7 + 0.60You know that = 7.60Add mentally. Answer:

7. Example 2 CYP A.2.1 B.2.0 C.1.2 D.0.2 Write 1 as a decimal. __ 2 10

8. Example 3 Use Division Divide 1 by 8. Write as a decimal. __ 1 8 – 8 20 – 16 40 – 40 0 0.125 Answer:

9. Example 3 CYP A.6 B.1.6 C.0.6 D.0.06 Write as a decimal. __ 3 5

10. Example 4 Use Division Write – as a decimal. __ 1 25 Divide 1 by –25. – 1 00 0 –0.04 Answer:

11. Example 4 CYP Write – as a decimal. __ 3 8 A.–0.5 B.–0.375 C.–2.6 D.0.375

12. Example 5 Write Fractions as Repeating Decimals Write as a decimal. Divide 1 by 11. – 99 10 – 0 100 – 99 10 0.090 – 0 10 90

13. Example 5 Write Fractions as Repeating Decimals Answer:

14. Example 5 CYP Write as a decimal. A. B.0.3 C.1.3 D.

15. Example 6 CEREAL Jorge read that 0.72 of his favorite cereal was whole-grain wheat. Find what fraction of his cereal is whole-grain wheat. Write in simplest form. The final digit, 2, is in the hundredths place. Simplify. Answer: So, of the cereal is whole-grain wheat.

16. Example 6 CYP LOTION Julianne’s lotion bottle indicated that 0.26 of the lotion is aloe vera. Find what fraction of the lotion is aloe vera. Write in simplest form. A. B. C. D.