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Use an expression to solve a real situation

Grade 6 math · Fieldbook Learning

Name ______________________ Date __________

The story gives a rule written with a letter. Put the number from the last sentence in place of the letter.

  1. A tree is 8 cm tall and grows 3 cm each year. After y years its height is 8 + 3y cm. How tall is it after 4 years?
  2. A tree is 19 cm tall and grows 3 cm each year. After y years its height is 19 + 3y cm. How tall is it after 1 years?
  3. A library has 5 books and buys 5 more each month. After m months it has 5 + 5m books. How many books does it have after 4 months?
  4. A library has 13 books and buys 2 more each month. After m months it has 13 + 2m books. How many books does it have after 4 months?
  5. A water bottle holds 42 mL and a runner drinks 7 mL each km. After d km the bottle holds 42 − 7d mL. How much is left after 4 km?
  6. A library has 17 books and buys 4 more each month. After m months it has 17 + 4m books. How many books does it have after 5 months?
  7. A library has 10 books and buys 6 more each month. After m months it has 10 + 6m books. How many books does it have after 5 months?
  8. A library has 24 books and buys 6 more each month. After m months it has 24 + 6m books. How many books does it have after 6 months?
  9. A library has 39 books and buys 4 more each month. After m months it has 39 + 4m books. How many books does it have after 8 months?
  10. A library has 42 books and buys 11 more each month. After m months it has 42 + 11m books. How many books does it have after 8 months?
  11. A tree is 45 cm tall and grows 7 cm each year. After y years its height is 45 + 7y cm. How tall is it after 3 years?
  12. A hiker is 47 km along a trail and walks 8 km each hour. After h hours the hiker is 47 + 8h km along. How far along is the hiker after 6 hours?
  13. A tree is 66 cm tall and grows 6 cm each year. After y years its height is 66 + 6y cm. How tall is it after 13 years?
  14. A hiker is 36 km along a trail and walks 7 km each hour. After h hours the hiker is 36 + 7h km along. How far along is the hiker after 14 hours?
  15. A library has 37 books and buys 10 more each month. After m months it has 37 + 10m books. How many books does it have after 10 months?
  16. A tree is 73 cm tall and grows 13 cm each year. After y years its height is 73 + 13y cm. How tall is it after 11 years?
  17. A tree is 119 cm tall and grows 19 cm each year. After y years its height is 119 + 19y cm. How tall is it after 10 years?
  18. A library has 61 books and buys 17 more each month. After m months it has 61 + 17m books. How many books does it have after 22 months?
  19. A tank has 41 L of water and a tap adds 13 L each minute. After t minutes it holds 41 + 13t L. How many L does it hold after 21 minutes?
  20. A water bottle holds 158 mL and a runner drinks 12 mL each km. After d km the bottle holds 158 − 12d mL. How much is left after 13 km?
More free practice: fieldbooklearning.com/ca/practice/grade-6/expressions-in-real-situations/

Play it as a quiz game

5 of these questions as multiple choice, with near-miss wrong answers, ready for Kahoot or Blooket.

  1. Download the game's own question template: in Kahoot, Add question → Import spreadsheet; in Blooket, Create a set → Spreadsheet import.
  2. Click the matching button below, then click the first empty question row of the template and paste.
  3. Save the template (Kahoot needs .xlsx, Blooket .csv) and upload it.
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Answer key: Use an expression to solve a real situation

  1. 20
  2. 22
  3. 25
  4. 21
  5. 14
  6. 37
  7. 40
  8. 60
  9. 71
  10. 130
  11. 66
  12. 95
  13. 144
  14. 134
  15. 137
  16. 216
  17. 309
  18. 435
  19. 314
  20. 2