16-8=            40+2=             15-6+7=             7+10-9=

78-8=            16-9=              17-9+8=             12-5-4=

12-9=            17-8=              14-4-2=              3+9-5=

60+7=            20+9=             87-7=                55-50=

40+=54         -60=12         49-8=20+

-9<49           +8>73         30+15>

99-=9           +4=60         24-=+24

39-5 35            35+20 32           82-787-2

56+4060          68-3083             40-725+10

商店一天共卖出电视机多少台？