?
?
?
Answer? b? c? ab? c?
:a? b? c? ab? c 6.32? 0.25? 0.46.32? 0.25? 0.4? 25? 4= 100?
0.25? 0.4=0. 1? 6.32? 0.25? 0.46.32? 0. 1? ? 0. 1 10? ? 6.32? 0.25? 0.4? 63.2? ?
?
1? ? ? a-b-c=a-(b+c)?
2? Answer? b? c=a? (b? c)?
3?
1?
? ? a+b=b+a
? ? ? a+b)+c=a+(b+c)
? Answer? b=b? a
? (a? b)? c=a? (b? c)?
(a+b)? c=a? c+b? c
2?
? ? ?
?
three
4? 25= 100
8? 125= 1000?