Checking understanding of sequences | Maths | Quizalize & Oak National Academy

Starter quiz

Which calculation will find the difference between 37 and 83?
- $83 + 37$
- $83\div 37$
- $83\times 37$
- $83 - 37$ ✓
- ${83+37}\over 2$
Calculate $482 - 267$
- '215' ✓
Calculate $7.4 - 5.06$
- '2.34' ✓
Which of these is the answer to $10\div 4$
- 0.4
- $4\over 10$
- $5\over 2$ ✓
- 5.2
Dividing 21 by 3 will find the __________ from the number 3 to the number 21
- difference
- divisor
- exponent
- multiplier ✓
- range
Match the fraction calculations to their answers.
- $4\times {2\over 5}$
  
  ⇔
  
  ${8\over 5}$ ✓
- $4\div{2\over 5}$
  
  ⇔
  
  10 ✓
- $8\times{3\over 4}$
  
  ⇔
  
  6 ✓
- $8\div{3\over 4}$
  
  ⇔
  
  ${32\over 3}$ ✓
- $4\times{1\over 2}$
  
  ⇔
  
  2 ✓
- $4\div{1\over 2}$
  
  ⇔
  
  8 ✓

A ______ is a succession of objects, diagrams or values usually formed according to a rule.
- 'sequence' ✓
What sort of pattern does this sequence have 12, 6, 3, 1.5, ...
- constant additive pattern
- constant multiplicative pattern ✓
- neither additive nor multiplicative
Which of these additive rules would create a decreasing pattern?
- $+(-2)$ ✓
- $+0$
- $+{1\over2}$
- $+3$
What is the next number in this constant multiplicative pattern? 1, 4, 16, ______ ...
- '64' ✓
Starting with the first value, sort these numbers into a sequence with constant multiplicative pattern of $\times 0.1$
- 1
  
  ⇔
  
  100
- 2
  
  ⇔
  
  10
- 3
  
  ⇔
  
  1
- 4
  
  ⇔
  
  0.1
- 5
  
  ⇔
  
  0.01
Match the sequence with its constant multiplier.
- 0.2, -1, 5, ...
  
  ⇔
  
  $\times -5$ ✓
- 2, 10, 50, ...
  
  ⇔
  
  $\times 5$ ✓
- 25, 5, 1, ...
  
  ⇔
  
  $\times{1\over 5}$ ✓
- -1, 0.2, -0.04, ...
  
  ⇔
  
  $\times -0.2$ ✓
- 2, 5, 12.5, ...
  
  ⇔
  
  $\times {5\over 2}$ ✓
- 10, 4, 1.6, ...
  
  ⇔
  
  $\times {2\over 5}$ ✓

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Pupils may struggle to divide values correctly to find a multiplier, especially when fractional.

Pupils should write their sequence out with arrows to show which direction their multiplier is operating.

Sequence - A sequence is a succession of objects, diagrams or values usually formed according to a rule.