Memory Techniques Worksheet: Formulas and Tables
Memory tip (Patterns beat cramming): Smart: know what each letter is, see where it comes from, use it in a few sums, a formula card, test yourself weekly. Weak: copy it 50 times blindly, cram it the last night, never use it in sums, skip what letters mean. The 9s trick: for 9 × n, the tens digit is n − 1 and the ones digit is 10 − n: 9 × 7 → 6 and 3 → 63.
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- 1.✋ The 9s trick: for 9 × 4, the tens digit is 4 − 1 and the ones digit is 10 − 4. What is 9 × 4?
- 2.✋ The 9s trick: for 9 × 7, the tens digit is 7 − 1 and the ones digit is 10 − 7. What is 9 × 7?
- 3.✋ The 9s trick: for 9 × 6, the tens digit is 6 − 1 and the ones digit is 10 − 6. What is 9 × 6?
- 4.📐 Why learn the meaning behind a formula? (a) you can rebuild it (b) there is no need (c) it is shorter (d) it looks smart
- 5.✋ The 9s trick: for 9 × 9, the tens digit is 9 − 1 and the ones digit is 10 − 9. What is 9 × 9?
- 6.True or false: “say it aloud” is a smart way to learn a formula. (a) True (b) False
- 7.True or false: “test yourself weekly” is a weak way to learn a formula. (a) True (b) False
- 8.🔍 Which is the odd one out? (a) say it aloud (b) a formula card (c) see where it comes from (d) copy it 50 times blindly
- 9.🔢 Use the pattern of the 9 times table. Which of these numbers is in the 9 times table? (a) 92 (b) 91 (c) 89 (d) 90
- 10.Which of these is a weak way to learn a formula? (a) see where it comes from (b) know what each letter is (c) read it once (d) draw a labelled picture
- 11.True or false: “see where it comes from” is a weak way to learn a formula. (a) True (b) False
- 12.📐 Smart or weak way to learn a formula: read it once? (a) a smart way (b) a weak way
- 13.Which of these is a weak way to learn a formula? (a) test yourself weekly (b) skip what letters mean (c) say it aloud (d) draw a labelled picture
- 14.📐 Every answer in the 5 times table ends in… (a) 2 or 7 (b) 1 or 6 (c) 0 or 5 (d) any digit
- 15.Which of these is a smart way to learn a formula? (a) mix up the letters (b) copy it 50 times blindly (c) cram it the last night (d) say it aloud
- 16.🔢 Use the pattern of the 5 times table. Which of these numbers is in the 5 times table? (a) 33 (b) 30 (c) 31 (d) 28
- 17.Which of these is a weak way to learn a formula? (a) see where it comes from (b) know what each letter is (c) never use it in sums (d) use it in a few sums
- 18.📐 Smart or weak way to learn a formula: use it in a few sums? (a) a smart way (b) a weak way
- 19.📅 The digits 06052021 are a date: day, month, year. Which chunking shows the date? (a) 06/0520/21 (b) 0605/20/21 (c) 06/05/2021 (d) 060/520/21
- 20.✋ The 9s trick: for 9 × 2, the tens digit is 2 − 1 and the ones digit is 10 − 2. What is 9 × 2?
- 21.Which of these is a smart way to learn a formula? (a) never use it in sums (b) read it once (c) skip what letters mean (d) see where it comes from
- 22.True or false: “use it in a few sums” is a weak way to learn a formula. (a) True (b) False
- 23.True or false: “draw a labelled picture” is a smart way to learn a formula. (a) False (b) True
- 24.🔍 Which is the odd one out? (a) see where it comes from (b) know what each letter is (c) use it in a few sums (d) skip what letters mean
- 25.True or false: “skip what letters mean” is a weak way to learn a formula. (a) False (b) True
- 26.🔍 Which is the odd one out? (a) test yourself weekly (b) mix up the letters (c) copy it 50 times blindly (d) read it once
- 27.📐 In the 11 times table up to 11 × 9, each answer… (a) ends in 5 (b) ends in 0 (c) is always odd (d) repeats the digit
- 28.Which of these is a smart way to learn a formula? (a) test yourself weekly (b) copy it 50 times blindly (c) read it once (d) mix up the letters
- 29.📅 The digits 25062018 are a date: day, month, year. Which chunking shows the date? (a) 25/06/2018 (b) 2506/20/18 (c) 250/620/18 (d) 25/0620/18
- 30.🔢 Use the pattern of the 9 times table. Which of these numbers is in the 9 times table? (a) 82 (b) 83 (c) 81 (d) 80
- 31.📅 The digits 03011978 are a date: day, month, year. Which chunking shows the date? (a) 03/01/1978 (b) 030/119/78 (c) 0301/19/78 (d) 03/0119/78
- 32.🔍 Which is the odd one out? (a) never use it in sums (b) copy it 50 times blindly (c) cram it the last night (d) draw a labelled picture
- 33.🔍 Which is the odd one out? (a) skip what letters mean (b) never use it in sums (c) use it in a few sums (d) mix up the letters
- 34.📅 The digits 11051990 are a date: day, month, year. Which chunking shows the date? (a) 1105/19/90 (b) 110/519/90 (c) 11/0519/90 (d) 11/05/1990
- 35.📅 The digits 25032002 are a date: day, month, year. Which chunking shows the date? (a) 25/0320/02 (b) 2503/20/02 (c) 25/03/2002 (d) 250/320/02
- 36.📐 Smart or weak way to learn a formula: say it aloud? (a) a smart way (b) a weak way
- 37.🔍 Which is the odd one out? (a) mix up the letters (b) read it once (c) a formula card (d) skip what letters mean
- 38.📅 The digits 18022025 are a date: day, month, year. Which chunking shows the date? (a) 180/220/25 (b) 1802/20/25 (c) 18/02/2025 (d) 18/0220/25
- 39.Which of these is a smart way to learn a formula? (a) a formula card (b) copy it 50 times blindly (c) never use it in sums (d) cram it the last night
- 40.📐 Area of a rectangle = length × breadth. What helps you keep it? (a) skip it (b) picture a tiled floor (c) copy it blindly (d) read it once
Answer key
- 36
- 63
- 54
- you can rebuild it
- 81
- True
- False
- copy it 50 times blindly
- 90
- read it once
- False
- a weak way
- skip what letters mean
- 0 or 5
- say it aloud
- 30
- never use it in sums
- a smart way
- 06/05/2021
- 18
- see where it comes from
- False
- True
- skip what letters mean
- True
- test yourself weekly
- repeats the digit
- test yourself weekly
- 25/06/2018
- 81
- 03/01/1978
- draw a labelled picture
- use it in a few sums
- 11/05/1990
- 25/03/2002
- a smart way
- a formula card
- 18/02/2025
- a formula card
- picture a tiled floor
Free memory techniques lessons, practice and worksheets at talentjr.in/memory-techniques-for-students