September 2018 2 10 Report
Napiszcie mi sprawdzenia
równania
1. ½a-1=2½
½ * a=2½+1
½*a=3¼
a=3½:½
a=ułamek7/2*2/1
a=7
spr...................

2. 3a+1½=2¼
3*a=2¼-1½
3*a=2¼-1 2/4
3*a=1 5/4-1 2/4 spr......
3*a=3/4
a=3/4 :3
a=3/4: 1/3
a=¼ sorry wchodzi mi tylko 1/2 i 1/4
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