• 1. (2024一下·洪泽月考) 算一算

  14-5=	11-6=	12-3=	12-4-2=
  15-8=	16-6=	14-6=	11-3+6=
  12-4=	11-8=	17-9=	5+9-8=
  14-10=	18-9=	13-7=	15-7-7=