0.8 3. Solve each of the following problems with or without a model. a) Wanda has 90 bracelets. She sells of the bracelets. How many bracelets did she sell? b) Chad invested $840. If he earned 20% on his investment, how much interest did he earn? How much does he have now? 4. Write a context for the following numeric expression: 2.1f Integer Addition and Subtraction Practice Solve. + 9 = 11. 14 + 18 = 21. 9 (–11) = –4 – 8 + (–8) = 12. 4 = 22. 8 (–2) = –4 – – 3 4 = 13. + (0 9) = 23. 8 = − –3 – –7 – + 8 = 14. 5 (–6) = 24. + 10 = –7 – –8 4 2 = 15. 4 + (–10) = 25. 21 = − –5 – 13 = 16. 6 9 = 26. 8 + (–10) = –5 − –
0.8 3. Solve each of the following problems with or without a model. a) Wanda has 90 bracelets. She sells of the bracelets. How many bracelets did she sell? b) Chad invested $840. If he earned 20% on his investment, how much interest did he earn? How much does he have now? 4. Write a context for the following numeric expression: 2.1f Integer Addition and Subtraction Practice Solve. –4 + 9 = 11. 14 + 18 = 21. 9 – (–11) = 8 + (–8) = 12. –4 – 4 = 22. 8 – (–2) = 3 − 4 = 13. –3 + (0 – 9) = 23. –7 – 8 = –7 + 8 = 14. 5 – (–6) = 24. –8 + 10 = 4 − 2 = 15. 4 + (–10) = 25. –5 – 21 = –5 − 13 = 16. 6 – 9 = 26. 8 + (–10) =
7-2-Student%20Workbook.docx