October 1, 2020

# Mathematics JSS 1 Revision of the 1st term’s work

**Revision of the 1**^{st} term’s work and preparation for the first term examination

^{st}term’s work and preparation for the first term examination

#### Answer The Following Questions

Express the following as product of prime numbers

- 108
- 216
- 800
- 900
- 17325

Express the following as a product of primes in index form.

(a) 720

(b) 1404

(c) 720

(e) 1404

1. Simplify 2 ½ + ¼

(a) 3 ¾ (b).2 1/8 (c) 1 ¾ (d) 2 ¾.

2. Simplify 4 2/5 – 3 ¼

(a) 1 3/20 (b) 3 2/5 (c) 1 7/20 (d) 1 5/8

3. The common denominator of the fractions is

(a) 8 (b) 12 (c ) 6 (d) 15

4. Simplify

(a) 1 43/45 (b) 43/45 (c) 2 37/45 1 41/45

5. What is the sum of 1 ¾, 2 3/5 and 5 ¾

(a0 3 1/30 (b) 5 1/60 (c) 7 1/60 (d) 8 1/50.

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