Write a positive number or a negative number to represent each of the following
descriptions. [ 3 markah/ 3 marks]
Jawapan/ Answer : i Tambahan sebanyak 5%
An increase of 5%
Ii 60 m di bawah paras laut. 60 m below the sea level. iii Kerugian sebanyak RM 5 000
A loss of RM 5 000
(b) Hitung setiap yang berikut. Calculate each of the following.
(i) (−5)−(−3)= (ii) (−6)+(−2)= (iii) (+15)×(−6)=
(iv) (−80)÷(+5)= [ 4 markah/ 4 marks]
Jawapan/ Answer :
(c) Dalam satu permainan komputer, Baharun diberikan 4 mata sekiranya kena sasaran dan -3 mata apabila tidak kena sasaran. Dia kena sasaran sebanyak 25 kali dan tidak kena sasaran sebanyak 9 kali. Hitung skor akhirnya.
In a computer game, Baharun is given 4 points for hitting a target and -3 points for missing a target. He hit the target 25 times and missed the target 9 times. Calculate his final score.
2. (a) Bulatkan semua integer daripada senarai di bawah. Circle all the integers from the list below.
Jawapan/ Answer : [ 6 markah/ 6 marks]
(b) Nilaikan/ Evaluate :
(i) 12×(−13)÷(−6)= (ii) 36÷(−9)−(−5)+4 =
[ 4 markah/ 4 marks] Jawapan/ Answer :
(c) 1kg cendawan kering berharga RM 75.85 dan 1kg bawang putih berharga RM12.30. Siew Hoon membeli 1.2 kg cendawan kering dan 2.3kg bawang putih. Hitung jumlah pembeliannya.
1 kg of dried mushrooms costs rm75.85 and 1 kg of garlics costs RM 12.30. Siew Hoon bought 1.2 kg of dried mushrooms and 2.3 kg of garlics. Calculate the total purchase.
[ 3 markah / 3 marks] Jawapan/ Answer :
-5, 0, 2
1
2, -3.1, 12
19, -23, 3
5, −4 2
3. (a) Wakilkan integer pada garis nombor.
4. (a) Senaraikan faktor-faktor bagi 28 List all the factors of 28
(b) Cari faktor sepunya terbesar (FSTB) bagi 27, 36 dan 54 Find the highest common factor (HCF) of 27, 36 and 54.
Answer / Jawapan : [5 markah/ 5 marks]
(a)
(b)
(c)
5. (a) Senaraikan 5 nombor perdana yang pertama
List the first 6 prime numbers
(b) Cari nilai gandaan sepunya terkecil (GSTK) bagi 12, 32 dan 48.
Find the lowest common multiple (LCM) of 12, 32 and 48.
(c) Cari gandaan sepunya bagi 4 dan 17 Find the common multiple of 4 and 17.
Answer/ Jawapan : [5 markah / 5 marks]
(a)
(b)
