Jawabanmu

2014-02-04T22:31:41+07:00
4 1/4 + 7/8 = 17/4 + 7/8
                  = 34/8 + 7/8 = 41/8= 5 1/8
kalo 6 besar 2 per 5 + 7 per 10
6 2/5 + 7/10 =32/5 + 7/10 = 64/10 + 7/10 = 71/10=7 1/10