简便计算:24-(8又1/10+3/10)+3又3/8
问题描述:
简便计算:24-(8又1/10+3/10)+3又3/8
答
24-(8又1/10+3/10)+3又3/8
=24-8又2/5+3又3/8
=24-8+3-2/5+3/8
=18+3/5+3/8
=18+24/40+15/40
=18+39/40