
Nice number
Presentation
•
Mathematics
•
4th - 6th Grade
•
Hard
Syahda Puspita Husada
FREE Resource
5 Slides • 0 Questions
1
Nice number adalah bilangan yang mudah diingat dan dapat digunakan untuk memudahkan dalam hitungan yang lebih besar atau lebih kecil
Apa itu "nice number"?
2
3 x 5 = 15, karena 2 x 5 = 10 dan 3 x 5 = (2 + 1) x 5 = 2 x 5 + 1 x 5
dapat kita gunakan menghitung:
1 x 10 = 10
2 x 5 = 10
Nice Number 10
Contohnya:
3
8 x 25 = 200, karena 8 x 25 = 100 dan 8 x 25 = (2 x 4) x 25 = 2 x (4 x 25)
dapat kita gunakan menghitung:
1 x 100 = 100
2 x 50 = 100
4 x 25 = 100
5 x 20 = 100
10 x 10 = 100
Nice Number 100
Contohnya:
4
4 x 125 = 500, karena 8 x 125 = 1000 dan 4 x 125 = (8 : 2) x 125 = (8 x 125) : 2
dapat kita gunakan menghitung:
1 x 1000 = 1000
2 x 500 = 1000
4 x 250 = 1000
5 x 200 = 1000
Nice Number 1000
Contohnya:
8 x 125 = 1000
10 x 100 = 1000
20 x 50 = 1000
25 x 40 = 1000
5
Sekarang, coba kamu jawab!
Berapakah hasil dari 8 x 375?
Nice number adalah bilangan yang mudah diingat dan dapat digunakan untuk memudahkan dalam hitungan yang lebih besar atau lebih kecil
Apa itu "nice number"?
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