dengan sifat komutatif

Bab Sifat Komutatif
Matematika SD Kelas V

1] 3 + 6 + 7 + 4 = 3 + 7 + 6 + 4
                         = 10 + 10
                         = 20

2] -14 + 45 + 55 + 14 = 14 - 14 + 45 + 55
                                  = 0 + 100
                                  = 100