①15、25、________、________、________
②89、69、________、________、________
________
________
________
65角________6元5角 39+4________44 73-8________50+15
3元4角________3角4分 63-7________60 35-2________35-20
88-8= 13-5= 20-7= 40+50=
56-6= 71-8= 86-8= 64-10=
27+20= 69+7= 72-20= 25+60=
16-8= 80-20= 53+20= 87-9=