Counting back from 20 | Maths | Quizalize & Oak National Academy

Starter quiz

What is the number of counters shown here?
- 5
- 6 ✓
- 4
How many legs does this spider have?
- 6
- 7
- 8 ✓
Which of these sentences is correct?
- "Set B has one more counter than Set A"
- "Set B has one less counter than Set A" ✓
Which of these sentences is correct?
- "Set B has one more counter than Set A"
- "Set B has one less counter than Set A" ✓
Which of these sentences is correct?
- "Set A has one more cup than Set B" ✓
- "Set A has one less cup than Set B"
What number comes one place before 20?
- 20
- 21
- 19 ✓
- 10

Counting back from 19, what is the next number?
- 20
- 19
- 18 ✓
- 17
Counting back from 14, what is the next number?
- 15
- 14
- 13 ✓
- 12
What is one less than 17?
- 18
- 17
- 16 ✓
- 15
If I count backwards from 9, what numbers would I say?
- 8, 7, 6, 5, 4, 3, 2, 1 ✓
- 8, 7, 5, 4, 3, 2, 1
- 10, 11, 12, 13, 14
- 8, 7, 4, 5, 6
Continue the countdown. What would come next?
- 8
- 7
- 6 ✓
- 5
What is one fewer than six?
- 7
- 6
- 5 ✓

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Reciting the number words backwards from 20 by rote.
Counting backwards from 20 to 0 using manipulatives to support understanding of the number before.
Counting back from any number to any number.

Knowing the number before when counting backwards.

Giving 2 or 3 numbers to establish a pattern then reducing to 2 and then just the given number.

Count back - Reciting the numbers in reverse order to count backwards or down from a given number to 20.
Before - The number before refers to the previous number in the count.