Page 20 - Microsoft PowerPoint - BAB 1 BILANGAN BULAT ok
P. 20
6 11
2
+
4
+
= a + (b + c)
5
sama (5 + 4) + 2 = 11 = 5 + (4 + 2)
hasilnya + b) + c
(a
2
+
Asosiatif 4
2. Sifat a. Penjumlahan 5 + 9 11
