a) 34+6•7-26= 34+42-26= 34+16= 50
91-8•4+38= 91-32+38= 59+38= 97
46+9•3+35= 46+27+35= 73+35= 108
82-4•7-43= 82-28-43= 54-43= 11
b) 32+4•6+9•3= 32+24+27= 56+27= 83
87-5•3-7•2= 87-15-14= 72-14= 58
9•8-4•9-5•7= 72-36-35= 36-35= 1
6•9+8•4-6•7= 54+32-42= 86-42= 44
