Prime Numbers
Find the prime factorisation of 88. Say the answer in index notation.
23 x 11
Simplify the following using exponents: 2 x 2 x 2
23 or 2 cubed
Solve 32 + 10 + 52
44
Evaluate with working
18 + 44
62
The number of factors a prime number has.
2
Find the prime factorisation of 100. Say the answer in index notation.
22 x 52
Evaluate 33.
27
Evaluate
54 ÷ 6 + 42
25
Evaluate with working:
124 - 46
78
Tell whether each of the following numbers is prime or composite: a. 19 b. 21 c. 23 d. 29
a. prime b. composite c. prime d. prime
The prime factorisation of 144. Say the answer in index notation.
24 x 32
The other name for 4 to the 2nd power.
4 squared
Evaluate
72 + (82 ÷ 43)
50
Evaluate with working:
84 x 3
252
Find the prime number: 12, 15, 18, 21, 24, 28, 31, 33, 35, 39
31
The prime factorization of 200. Say the answer in index notation.
23 x 52
Another name for 5 to the 3rd power. 53
five cubed
Evaluate
34 - (36 - 7x 4)2
17
Evaluate with working:
143 x 14
2002
The first 10 primes.
2, 3, 5, 7, 11, 13, 17, 19, 23, 29
The prime factorisation of 350 using index notation is 2 x 52 x ? The missing factor is.
7
The exponent that makes this equation true.
4? = 256
4
Evaluate
10 x (8 + 72 - 10) ÷ 2
235
Evaluate with working
195 ÷ 7
27 remainder 6