Page 169 - MATEMATIK TING 2 PK
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Contoh
8 (a) 33 mm = cm mm (b) 57 mm = cm mm
33 mm = 30 mm + 3 mm 57 mm = 50 mm + 7 mm
= 3 cm + 3 mm = 5 cm + 7 mm
= 3 cm 3 mm = 5 cm 7 mm
33 mm = 3 cm 3 mm 57 mm = 5 cm 7 mm
Contoh
9 (a) 6 cm 8 mm = mm (b) 10 cm 5 mm = mm
6 cm 8 mm = 60 mm + 8 mm 10 cm 5 mm = 100 mm + 5 mm
= 68 mm = 105 mm
6 cm 8 mm = 68 mm 10 cm 5 mm = 105 mm
Aktiviti
3 Tukarkan unit ukuran panjang yang berikut.
(a) 103 mm = cm mm
103 mm = mm + mm
= cm + mm
Cabar Minda
= cm mm
1 020 mm bersamaan
103 mm = cm mm dengan 10 cm 20 mm.
Adakah pernyataan
ini betul? Jelaskan.
(b) 8 cm 16 mm = mm
4
8 cm 16 mm = mm + mm
= mm
8 cm 16 mm = mm
4.1.2 Nota Guru Ukuran Panjang
(a)
• Jelaskan cara penukaran unit yang melibatkan gabungan unit cm dan mm.
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