(-2)-(+2/3)=?-2/3-(-1/6)=?(-1/2)-1/3=?
问题描述:
(-2)-(+2/3)=?-2/3-(-1/6)=?(-1/2)-1/3=?
答
(-2)-(+2/3)=-8/3;
-2/3-(-1/6)=-1/2;
(-1/2)-1/3=-5/6;
很高兴为您解答,skyhunter002为您答疑解惑
如果本题有什么不明白可以追问,