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Mentally add 10 or subtract 10

Grade 2 math · Fieldbook Learning

Name ______________________ Date __________

Only the tens digit changes by one. Watch for a new hundred.

  1. Ben asks: What is 10 more than 195?
  2. Omar thinks: What is 10 more than 274?
  3. Omar wonders: What is 10 less than 131?
  4. Gus asks: What is 10 more than 149?
  5. Jon says: What is 10 more than 345?
  6. Eli asks: What is 10 less than 542?
  7. Fay asks: What is 10 more than 411?
  8. Pia wonders: What is 10 more than 253?
  9. Chen wonders: What is 10 less than 880?
  10. Gus thinks: What is 10 more than 227?
  11. Omar asks: What is 10 more than 442?
  12. Dara wonders: What is 10 more than 762?
  13. Ivy thinks: What is 10 more than 446?
  14. Jon thinks: What is 10 more than 555?
  15. Nia thinks: What is 10 more than 336?
  16. Chen says: What is 10 more than 220?
  17. Jon wonders: What is 10 less than 979?
  18. Chen wonders: What is 10 less than 857?
  19. Ivy thinks: What is 10 less than 199?
  20. Nia wonders: What is 10 less than 310?
More free practice: fieldbooklearning.com/practice/grade-2/mentally-add-10-or-subtract-10/

Play it as a quiz game

20 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: Mentally add 10 or subtract 10

  1. 205
  2. 284
  3. 121
  4. 159
  5. 355
  6. 532
  7. 421
  8. 263
  9. 870
  10. 237
  11. 452
  12. 772
  13. 456
  14. 565
  15. 346
  16. 230
  17. 969
  18. 847
  19. 189
  20. 300