Pro Practice Pack

Error Checking — Pro Practice Pack

Twenty harder attention-to-detail checks at real assessment difficulty — matching reference codes, comparing numbers and amounts, and spotting spelling and text errors. Try each before reading the solution; the worked steps point to exactly where the difference is.

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20 worked questions · 14-day money-back guarantee

Free sample questions

1. Which option exactly matches the reference code? KL-8830-PQ

  1. KL-8803-PQ
  2. KL-8830-PO
  3. KL-8830-PQ
  4. KI-8830-PQ

Solution. Comparing character by character, only KL-8830-PQ matches. The others transpose 8830→8803, change Q→O, or change L→I.

2. Which option exactly matches the reference code? RX9-44TZ-08

  1. RX9-44TZ-08
  2. RX9-44TZ-O8
  3. RXg-44TZ-08
  4. RX9-44T7-08

Solution. Only the first is identical. Watch the 0-vs-O, 9-vs-g and Z-vs-7 traps in the others.

18 more in the Pro pack

Every question comes with a full worked solution — the fastest method, not just the answer.

  1. Which option exactly matches the reference code? BN-7781
  2. Which option exactly matches the reference number? 6,072,415
  3. Which option exactly matches the reference amount? $48,309.20
  4. Which option exactly matches the reference amount? £3,450.75
  5. Which option exactly matches the reference number? +44 7700 900123
  6. Which word is spelled correctly?
  7. Which of these words is misspelled?
  8. Which word is spelled correctly?
  9. Which option exactly matches the name? Jonathan Pemberton-Hayes
  10. Which sentence contains no spelling mistake?
  11. Which option exactly matches the reference? GB29-NWBK-6016
  12. Which option exactly matches the reference code? TQ-55RX
  13. Which of these words is misspelled?
  14. Which option equals the reference total? 1,000,000
  15. Which option exactly matches the date? 2026-03-09
  16. Which word is spelled correctly?
  17. Which option exactly matches the SKU? 7G4-X20-1196
  18. Which sentence contains a spelling error?