Question

粮店原来有3又3/8吨大米卖出2又5/6吨后又运进11/12吨粮店现在有大米多少吨？

Answer 1

3又3/8 - 2又5/6 + 11/12
=3 + 3/8 - (2 + 5/6) + 11/12
=3 + 3/8 - 2 - 5/6 + 11/12
=(3-2)+(3/8 - 5/6 + 11/12)
=1 + 11/24
=1又11/24
答：粮店现在有1又11/24吨大米。