Year 7 - Prime factorisation | Baamboozle - Baamboozle

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Use the factor tree to write 36 as a product of its prime factors. Give your answer in the form a × b × . . . and write the factors in ascending order.

2 × 2 × 3 × 3

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monster

Reset all scores!

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seesaw

Swap points!

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fairy

Take points!

baam

Lose 5 points!

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What are the first five square numbers?

1, 4, 9, 16, 25

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If you use the cards shown to write 132 as a product of its prime factors, which three cards will you have left over?

3,5,7

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Which number (other than 1) is a common factor of 14 and 35?

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Write 42 as a product of its prime factors. Give your answer in the form a × b × . . . and write the factors in ascending order.

2x3x7

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What is the missing prime factor

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What are the common factors?

5, b, 5b

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trap

No points!

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rocket

Go to first place!

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shark

Other team loses 10 points!

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banana

Go to last place!

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How old is Freddie?

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Select the numbers that are prime factors of both 294 and 315

3,7

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Which student is wrong?

Chantelle

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Which of the following numbers is a multiple of both 6 and 9?

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What is the next number in this sequence?

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boom

Lose 50 points!

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magnet

Take 25 points!

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shark

Other team loses 25 points!

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thief

Give points!

Is this always, sometimes, or never a multiple of 4. Why?

Sometimes... when x=2, no as answer = 0

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