First Year Maths – Revision Worksheet 1 – Natural 2015
Numbers
1.
Complete the following number pyramids:
2. Complete the following addagons:
3. Answer the following questions:
a) What are Natural Numbers?
b) What letter do we use to represent Natural Numbers?
c) What are consecutive numbers?
d) List the first 5 even natural numbers
e) List the first 5 odd natural numbers
f) What are prime numbers?
g) What do we call non-prime natural numbers?
h) List the first 10 square numbers
4. Write 128 as a product of prime factors.
5. Find the HCF of 36 and 84.
6. Find the LCM of 8, 12 and 15
7. Evaluate the following using BEMDAS:
CCS
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