Page 22 - Steady Mate Tg1 - Book A

Matematik Tingkatan 1 Bab 1 Nombor Nisbah

KANDUNGAN
Praktis Berfomat PT3

1. Antara nombor berikut, yang manakah bukan nombor Jawapan / Answer:
nisbah? 8 7
Which of the following numbers is not a rational number? (i) 5 = 1.6 ; –2 = –2.875
8
7
A –16 C 2.4 (ii) –2 , –2.65 , 0 , 8 , 1.8
8 5
2 8
B D –
0 3
(b) Rajah di bawah menunjukkan kad-kad bernombor.
5 The diagram shows numbered cards.
2. 2 – 4 2.6
9
Antara operasi berikut, yang manakah menghasilkan –6 1 3.6 1.4 –2 1 – 4.8 – 0.5
nilai yang terbesar? 4 8
Which of the following operations gives the largest value? Berdasarkan rajah di atas,
A +, + C –, + Based on the diagram,
B +, – D –, – (i) cari nilai hasil darab terbesar yang mungkin
bagi dua nombor
3. Pada ruang jawapan, isi petak kosong dengan nombor find the largest possible product of two numbers
yang betul. [2 markah / 2 marks]
In the answer space, fill in the boxes with the correct numbers. (ii) cari nilai beza terkecil yang mungkin antara
[4 markah / 4 marks] dua nombor.
Jawapan / Answer: find the smallest possible difference between two
numbers.
3 21
– ÷ 0.7 [2 markah / 2 marks]
5 25 Jawapan / Answer:
3 21 7
= – ÷ 1
5 25 10 (i) – 6 × (– 4.8) = 30
4
3 21 10 1
= – × (ii) – 6 – 3.6 = – 6.25 – 3.6 = –9.85
5 25 7 4
3 6 (c) Suleiman mempunyai wang simpanan sebanyak
= – 3
5 5 RM208. Dia menderma daripada wang
10
3 simpanannya kepada Tabung COVID-19 dan
= –
5 kemudian, dia membeli sebotol pensanitasi tangan
yang berharga RM74.20. Hitung baki wang yang
Suleiman ada.
4. (a) Berikut ialah satu senarai nombor. 3
Suleiman has a savings of RM208. He donates
The following is a list of numbers. 10
of his savings to COVID-19 fund and then, he buys a
8 , 1.8 , –2 , 0 , –2.65 bottle of hand sanitizer that costs RM74.20. Calculate
7
5 8
the remaining money Suleiman has.
[3 markah / 3 marks]
(i) Tukar pecahan kepada perpuluhan. Jawapan / Answer:
Convert the fractions to decimals. Baki wang yang Suleiman ada
[2 markah / 2 marks] Remaining money Suleiman has
(ii) Susun nombor-nombor itu mengikut tertib 7

menaik. = 10 × 208 – 74.2
Arrange the numbers in ascending order. = 145.6 – 74.2
[1 markah / 1 mark]
= RM71.40

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