Prime Decomposition
twelve difficulty levels, timed, click to reveal
Difficulty
Work out the answer, giving index-form answers as powers of primes
1 · Prime decomposition
2 · Multiplying or dividing in prime factor form
3 · Decomposition of a product
4 · HCF from decomposition
5 · LCM from decomposition
6 · HCF/LCM of three numbers from decomposition
7 · HCF using decomposition
8 · LCM using decomposition
9 · HCF/LCM of three numbers using decomposition
10 · Algebraic HCF & LCM
11 · Pairs from HCF & LCM
12 · Number of factors
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