"5638-2934等于几"...5638-2934等于几

　"2394+857等于几"...2394+857等于几

　"2578+9146等于几"...2578+9146等于几

　"239+468等于多少"...239+468等于多少

　"4276-3582等于几"...4276-3582等于几

　"7983-4258等于几"...7983-4258等于几

　"2743+3597~等于多少"...2743+3597~等于多少

　"27356等于多少"...27356等于多少

　"3027-5870等于几"...3027-5870等于几

　"27744-11730等于几"...27744-11730等于几