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Mnemonics Worksheet: Chunking Numbers

Memory techniques lesson 10: Chunking numbers · Set 572 · 40 questions
TalentJR

Memory tip (Fewer, bigger pieces): Split long numbers into groups of 3 or 4: a 10-digit phone number as 3-3-4; a 12-digit number as 4-4-4. Dates: 2 digits for the day, 2 for the month, 4 for the year: 26011950 → 26/01/1950. Check every digit stays in the same order — chunks group digits, they never change them.

NameDateTime takenScore ___ / 40
  1. 1.📅 The digits 15041986 are a date: day, month, year. Which chunking shows the date? (a) 15/0419/86 (b) 150/419/86 (c) 1504/19/86 (d) 15/04/1986
  2. 2.🔢 A 8-digit number is split into chunks of 4 digits each. How many chunks is that?
  3. 3.📅 The digits 11122011 are a date: day, month, year. Which chunking shows the date? (a) 11/1220/11 (b) 11/12/2011 (c) 111/220/11 (d) 1112/20/11
  4. 4.📅 The digits 02031952 are a date: day, month, year. Which chunking shows the date? (a) 0203/19/52 (b) 02/0319/52 (c) 020/319/52 (d) 02/03/1952
  5. 5.🔢 A 10-digit number is split into chunks of 2 digits each. How many chunks is that?
  6. 6.📅 The digits 11101959 are a date: day, month, year. Which chunking shows the date? (a) 1110/19/59 (b) 11/1019/59 (c) 11/10/1959 (d) 111/019/59
  7. 7.🔢 Instead of holding 8 separate digits, you hold them as 4 chunks. How many fewer things do you hold in mind?
  8. 8.📅 The digits 04081959 are a date: day, month, year. Which chunking shows the date? (a) 040/819/59 (b) 04/0819/59 (c) 04/08/1959 (d) 0408/19/59
  9. 9.🔢 A 12-digit number is split into chunks of 3 digits each. How many chunks is that?
  10. 10.🔢 What is chunking? (a) reading very fast (b) writing it twice (c) splitting into groups (d) saying it backwards
  11. 11.🔢 Instead of holding 10 separate digits, you hold them as 4 chunks. How many fewer things do you hold in mind?
  12. 12.🔢 You want to remember the number 4903172208. Which chunked version keeps every digit in the same order? (a) 490 312 7208 (b) 490 317 2208 (c) 490 317 22008 (d) 490 312 208
  13. 13.🔢 A 8-digit number is split into chunks of 2 digits each. How many chunks is that?
  14. 14.🔢 Instead of holding 12 separate digits, you hold them as 3 chunks. How many fewer things do you hold in mind?
  15. 15.🔢 Instead of holding 12 separate digits, you hold them as 4 chunks. How many fewer things do you hold in mind?
  16. 16.🔢 Instead of holding 11 separate digits, you hold them as 4 chunks. How many fewer things do you hold in mind?
  17. 17.🔢 You want to remember the number 163841495. Which chunked version keeps every digit in the same order? (a) 163 841 4995 (b) 163 841 495 (c) 136 841 495 (d) 163 414 95
  18. 18.📅 The digits 11031952 are a date: day, month, year. Which chunking shows the date? (a) 11/0319/52 (b) 1103/19/52 (c) 11/03/1952 (d) 110/319/52
  19. 19.📅 The digits 06051973 are a date: day, month, year. Which chunking shows the date? (a) 06/0519/73 (b) 06/05/1973 (c) 060/519/73 (d) 0605/19/73
  20. 20.📅 The digits 01022009 are a date: day, month, year. Which chunking shows the date? (a) 01/0220/09 (b) 0102/20/09 (c) 010/220/09 (d) 01/02/2009
  21. 21.📅 The digits 12022013 are a date: day, month, year. Which chunking shows the date? (a) 12/0220/13 (b) 120/220/13 (c) 1202/20/13 (d) 12/02/2013
  22. 22.🔢 You want to remember the number 219898050. Which chunked version keeps every digit in the same order? (a) 219 889 050 (b) 218 980 50 (c) 219 899 8050 (d) 219 898 050
  23. 23.📅 The digits 11041993 are a date: day, month, year. Which chunking shows the date? (a) 110/419/93 (b) 11/0419/93 (c) 11/04/1993 (d) 1104/19/93
  24. 24.📅 The digits 17041952 are a date: day, month, year. Which chunking shows the date? (a) 17/04/1952 (b) 17/0419/52 (c) 1704/19/52 (d) 170/419/52
  25. 25.🔢 Which is a good way to chunk the year 1947? (a) 19 and 47 (b) 1 9 4 7 (c) 194 and 7 (d) 1 and 947
  26. 26.🔢 You want to remember the number 388022865447. Which chunked version keeps every digit in the same order? (a) 3880 2286 5447 (b) 3808 2286 5447 (c) 3802 2865 447 (d) 3888 0228 65447
  27. 27.🔢 You want to remember the number 899047504598. Which chunked version keeps every digit in the same order? (a) 8904 7504 598 (b) 8990 0475 04598 (c) 8990 4750 4598 (d) 8990 7450 4598
  28. 28.🔢 You want to remember the number 771822193. Which chunked version keeps every digit in the same order? (a) 718 221 93 (b) 771 822 1933 (c) 778 122 193 (d) 771 822 193
  29. 29.📅 The digits 04111959 are a date: day, month, year. Which chunking shows the date? (a) 04/1119/59 (b) 04/11/1959 (c) 041/119/59 (d) 0411/19/59
  30. 30.🔢 Instead of holding 9 separate digits, you hold them as 3 chunks. How many fewer things do you hold in mind?
  31. 31.🔢 You want to remember the number 782437814217. Which chunked version keeps every digit in the same order? (a) 7823 7814 217 (b) 7824 3781 42177 (c) 8724 3781 4217 (d) 7824 3781 4217
  32. 32.🔢 Chunking works for… (a) only pictures (b) nothing at all (c) numbers and letter lists (d) only numbers
  33. 33.🔢 You want to remember the number 726582544. Which chunked version keeps every digit in the same order? (a) 726 852 544 (b) 726 582 5444 (c) 765 825 44 (d) 726 582 544
  34. 34.🔢 A 12-digit number is split into chunks of 4 digits each. How many chunks is that?
  35. 35.🔢 A chunk is easiest to keep when it… (a) changes daily (b) is very long (c) means something to you (d) has no pattern
  36. 36.📅 The digits 14012003 are a date: day, month, year. Which chunking shows the date? (a) 14/0120/03 (b) 14/01/2003 (c) 1401/20/03 (d) 140/120/03
  37. 37.🔢 You want to remember the number 411083526. Which chunked version keeps every digit in the same order? (a) 411 083 526 (b) 411 088 3526 (c) 411 083 256 (d) 411 083 52
  38. 38.📅 The digits 16021992 are a date: day, month, year. Which chunking shows the date? (a) 1602/19/92 (b) 160/219/92 (c) 16/0219/92 (d) 16/02/1992
  39. 39.📅 The digits 22081979 are a date: day, month, year. Which chunking shows the date? (a) 2208/19/79 (b) 22/0819/79 (c) 220/819/79 (d) 22/08/1979
  40. 40.📅 The digits 11012017 are a date: day, month, year. Which chunking shows the date? (a) 11/0120/17 (b) 1101/20/17 (c) 11/01/2017 (d) 110/120/17

Answer key

  1. 15/04/1986
  2. 2
  3. 11/12/2011
  4. 02/03/1952
  5. 5
  6. 11/10/1959
  7. 4
  8. 04/08/1959
  9. 4
  10. splitting into groups
  11. 6
  12. 490 317 2208
  13. 4
  14. 9
  15. 8
  16. 7
  17. 163 841 495
  18. 11/03/1952
  19. 06/05/1973
  20. 01/02/2009
  21. 12/02/2013
  22. 219 898 050
  23. 11/04/1993
  24. 17/04/1952
  25. 19 and 47
  26. 3880 2286 5447
  27. 8990 4750 4598
  28. 771 822 193
  29. 04/11/1959
  30. 6
  31. 7824 3781 4217
  32. numbers and letter lists
  33. 726 582 544
  34. 3
  35. means something to you
  36. 14/01/2003
  37. 411 083 526
  38. 16/02/1992
  39. 22/08/1979
  40. 11/01/2017

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