4.8-(0.24+1.16)+18简便计算56.43-(15.27+30.29)简便计算
问题描述:
4.8-(0.24+1.16)+18简便计算
56.43-(15.27+30.29)简便计算
答
4.8-(0.24+1.16)+18简便计算
56.43-(15.27+30.29)简便计算