Second Term Revision and Readiness Test Mathmatics Primary 5 Second Term Lesson Notes Week 1

Attempt all the questions

1. What are odd numbers?

2. Give five examples of odd numbers.

3. What are even numbers?

4. Give five examples of even numbers.

5. What are prime numbers?

6. Give five examples of prime numbers.

7. Write out all factors of 72.

8. Write out prime factors of 72.

9. Write out 1864 in Roman Numerals.

10. There are 84 men, 120 women, 642 boys and 666 girls in a village. How many people are the village altogether?

11. Calculate the LCM of 12 and 18

12. Calculate the HCF of 36 and 48

13. Change 1/8 to decimal.

14. Convert ¼ to percentage.

15. Change 0.2 to percentage.

1. What are odd numbers?
   • Odd numbers are integers that cannot be divided evenly by 2.
2. Give five examples of odd numbers.
   • 1, 3, 5, 7, 9
3. What are even numbers?
   • Even numbers are integers that can be evenly divided by 2.
4. Give five examples of even numbers.
   • 2, 4, 6, 8, 10
5. What are prime numbers?
   • Prime numbers are numbers greater than 1 that have no positive divisors other than 1 and itself.
6. Give five examples of prime numbers.
   • 2, 3, 5, 7, 11
7. Write out all factors of 72.
   • Factors of 72: 1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72
8. Write out prime factors of 72.
   • Prime factors of 72: 2, 3
9. Write out 1864 in Roman Numerals.
   • 1864 in Roman Numerals: MDCCCLXIV
10. There are 84 men, 120 women, 642 boys, and 666 girls in a village. How many people are in the village altogether?
    • Total people in the village: 84 (men) + 120 (women) + 642 (boys) + 666 (girls) = 1512
11. Calculate the LCM of 12 and 18.
    • LCM of 12 and 18: 36
12. Calculate the HCF of 36 and 48.
    • HCF of 36 and 48: 12
13. Change 1/8 to a decimal.
    • 1/8 as a decimal: 0.125
14. Convert 1/4 to a percentage.
    • 1/4 as a percentage: 25%
15. Change 0.2 to a percentage.
    • 0.2 as a percentage: 20%