Objektif
Memahami masalah yang melibatkan pertukaran wang.
Bahan/Sumber:
Helaian kertas (A4 size)
Helaian kertas Seba ( mah-jong)
Pen marker Istilah Matematik: Kadar Nisbah Kemahiran Kognitif: Menaakul Memahami Menganalisa Berkomunikasi Pengurusan Kelas: Kumpulan kecil
4-5 Murid untuk satu kumpulan
Pengenalan ( Opsyenal ): (~ 10 minit)
Mengenal mata wang bagi beberapa negara
(contoh : Ringgit,Dollar,Rupee, …)
Membandingkan nilai mata wang antara negara
Melakukan pertukaran mata wang
Kerja Kumpulan: (~ 30 minit)
Bincangkan masalah dan selesaikan masalah berdasarkan soalan yang
diberikan.
Bentangkan penyelesaian masalah .
Perbincangan/Perkongsian Kelas: (~ 30 minit)
Mendapatkan maklumbalas dan penyelesaian dari pelajar.
Pilih kaedah terbaik dalam menyelesaikan masalah. Kertas mahjung digunakan
bagi pembentangan murid di hadapan kelas.
Membincangkan kekuatan dan kelemahan bagi strategi yang berbeza.
Tugasan:
KADAR PERTUKARAN (EXCHANGE RATE)
Mei-Ling dari Singapura bercadang untuk pergi ke Afrika Selatan untuk 3 bulan dalam Program Pertukaran Pelajar. Dia ingin menukar matawang Singapore dollars (SGD) kepada matawang South African rand (ZAR).
Mei-Ling from Singapore was preparing to go to South Africa for 3 months for an Exchange Student Program. She needed to change some Singapore dollars (SGD) into South African rand (ZAR).
1. Mei-Ling mendapati bahawa kadar pertukaran wang antara Singapore dollars dan South African rand ialah:
1 SGD = 4.2 ZAR
Mei-Ling found out that the exchange rate between Singapore dollars and South African rand was:
1 SGD = 4.2 ZAR
Mei-Ling menukarkan 3000 Singapore dollars kepada South African rand pada kadar pertukaran tadi.
Berapakah nilai matawang dalam South African rand yang Mei-Ling perolehi ?
Mei-Ling changed 3000 Singapore dollars into South African rand at this exchange rate.
How much money in South African rand did Mei-Ling get?
2. Setelah 3 bulan, Mei-Ling pulang semula ke
Singapura dan dia masih mempunyai 3 900 ZAR. Dia menukarkan matawang kepada Singapore dollars, menggunakan kadar petukaran wang yang baharu iaitu:
1 SGD = 4.0 ZAR
Berapakah Singapore dollars yang Mei-Ling dapat?
On returning to Singapore after 3 months, Mei-Ling had 3 900 ZAR left. She changed this back to Singapore dollars, noting that the exchange rate had changed to:
1 SGD = 4.0 ZAR
How much money in Singapore dollars did Mei-Ling get?
Bincangkan tentang perbelanjaan yang dilakukan mengikut matawang negara tertentu.
Bincangkan juga jenis- jenis matawang negara lain.
Dengan maklumat yang diberikan, apakah perbezaan di antara matawang di kedua-dua negara yang terlibat? Matawang negara manakah yang mempunyai nilai yang lebih tinggi? Jelaskan.
Terangkan bagaimanakah kamu memperoleh nilai tersebut. Terangkan bagaimanakah kamu memperoleh nilai tersebut. 110
3. Dalam masa 3 bulan kadar pertukaran wang berubah dari 4.2 kepada 4.0 ZAR setiap satu SGD. Adakah Mei-Ling lebih gembira dengan kadar pertukaran wang 4.0 ZAR berbanding 4.2 ZAR, apabila dia menukarkan matawang South African rand kepada Singapore dollars?
Berikan penjelasan bagi menyokong jawapananda.
During these 3 months the exchange rate had changed from 4.2 to 4.0 ZAR per SGD.
Was it in Mei-Ling’s favour that the exchange rate was 4.0 ZAR instead of 4.2 ZAR, when she changed her South African rand back to Singapore dollars? Give an explanation to support your answer.
SCORING GUIDE Soalan 1:
Full credit
12 600 ZAR (unit not required).
Soalan 2: Full credit
975 SGD (unit not required)
Soalan 3:
Full credit
‘Yes’, with adequate explanation.
• Yes, by the lower exchange rate (for 1 SGD) Mei-Ling will get more Singapore dollars for her South African rand.
• Yes, 4.2 ZAR for one dollar would have resulted in 929 ZAR. [Note: student wrote ZAR instead of SGD, but clearly the correct calculation and comparison have been carried out and this error can be ignored]
• Yes, because she received 4.2 ZAR for 1 SGD, and now she has to pay only 4.0 ZAR to get 1 SGD.
• Yes, because it is 0.2 ZAR cheaper for every SGD.
• Yes, because when you divide by 4.2 the outcome is smaller than when you divide by 4.
• Yes, it was in her favour because if it didn’t go down she would have got about $50 less.
Adakah perubahan kadar antara matawang memberi kesan yang baik?
Mengapa?
KADAR PERTUKARAN (EXCHANGE RATE)
Mei-Ling dari Singapura bercadang untuk pergi ke Afrika Selatan untuk 3 bulan dalam Program Pertukaran Pelajar. Dia ingin menukar matawang Singapore dollars (SGD) Kepada matawang South African rand (ZAR).
Mei-Ling from Singapore was preparing to go to South Africa for 3 months for an Exchange Student Program. She needed to change some Singapore dollars (SGD) into South African rand (ZAR).
1. Mei-Ling mendapati bahawa kadar pertukaran wang antara Singapore dollars dan
South African rand ialah:1 SGD = 4.2 ZAR
Mei-Ling found out that the exchange rate between Singapore dollars and South African rand was:1 SGD = 4.2 ZAR
Mei-Ling menukarkan 3000 Singapore dollars kepada South African rand pada kadar pertukaran tadi. Berapakah nilai matawang dalam South African rand yang Mei-Ling perolehi ?
Mei-Ling changed 3000 Singapore dollars into South African rand at this exchange rate. How much money in South African rand did Mei-Ling get?
2. Setelah 3 bulan, Mei-Ling pulang semula ke Singapore dan dia masih
mempunyai 3 900 ZAR . Dia menukarkan matawang kepada Singapore dollars, menggunakan kadar petukaran wang yang baharu iaitu:1 SGD = 4.0 ZAR.
Berapakah Singapore dollars yang Mei-Ling dapat?
On returning to Singapore after 3 months, Mei-Ling had 3 900 ZAR left.
She changed this back to Singapore dollars, noting that the exchange rate had changed to:1 SGD = 4.0 ZAR
How much money in Singapore dollars did Mei-Ling get?
3. Dalam masa 3 bulan kadar pertukaran wang berubah dari 4.2 kepada 4.0 ZAR
setiap satu SGD. Adakah Mei-Ling lebih gembira dengan kadar pertukaran wang 4.0 ZAR berbanding 4.2ZAR, apabila dia menukarlkan matawang South African rand kepada Singapore dollars? Berikan penjelasan bagi menyokong jawapan anda. During these 3 months the exchange rate had changed from 4.2 to 4.0 ZAR per SGD. Was it in Mei-Ling’s favour that the exchange rate was 4.0 ZAR instead of 4.2 ZAR, when she changed her South African rand back to Singapore dollars? Give an explanation to support your answer.