把10本书平均放在2个袋子里，每个袋子要放几本？;P:x0Q/C)Z-a(u4t3?6M+\
算式：提示3`'g+b3@.A9|-U'G1`-z4V'[;Q;a;n,O;P:x0Q/C)Z-a(u4t3?6M+\
答：每个袋子要放3q+|(B1G(Z+e2J9p3s3a,_本。;P:x0Q/C)Z-a(u4t3?6M+\