1、62-30= 44-28= 90-8= 31-25= 73-28= 25-16= 81-39= 71-4= 42-38= 31-11= 24-19= 71-55= 75-46= 86-46= 69-61= 68-19= 73-36= 90-9= 62-27= 30-25= 93-78= 83-29= 32-24= 70-48= 63-19= 69-17= 88-59= 45-24= 27+15= 8+57= 28+6= 87+7= 67+16= 49+35= 4+49= 77+6= 88+5= 37+59= 68+24
2、 54+34= 45+35= 65+26= 15+68= 36+69= 15+68= 85-80= 75-8= 50-50= 73+7= 90-8= 92-8= 97-1= 16-5= 69-10= 81-9= 91-3= 31-7= 75-50= 40-21= 54-27= 60-25= 90-50= 18+33-24= 77-39+16= 12-4= 28+70= 8角+5角= 2元-5角= 2角+8角= 4+49= 100-70= 100-65= 100-28= 100-29= 1角+1元= 82+6= 75+
3、1= 62+23= 25-0= 15+23-10= 27+33= 37+18= 84-0= 73+26= 75-8= 45+29= 48-9= 81-9= 91-3= 78+8= 28+36= 44+4= 82-6= 31-8= 31+12= 4+88= 90-50= 90-8= 82+9= 12+84= 11+9= 80-23= 95-16= 64+3= 98-24= 25+7= 62-2= 83+5= 83+10= 10+8= 56+20= 64+6= 65+3= 15-
4、3= 30-3= 32+6= 29-7= 35+2= 73+4= 25+4= 43+5= 87+10= 3 9-3= 48-30= 95-16= 81-2= 60+8= 39+10= 76+10= 70+3= 48-9= 47-8= 52-4= 43-8= 68-9= 40-2= 27-9= 32-4= 41-2= 38-9= 50-8= 63-9= 37-8= 56-20= 88-9= 75-9= 92-3= 42-7= 71-6= 58-1
5、0= 47-8= 26-7= 52-3= 69-10= 63-5= 80-2= 36-9= 78-4= 65-8= 99-9= 72-2= 45-9= 86-8= 96-2= 24-9= 40-2= 46-9= 43-4= 18-2= 38-8= 35+5= 85+2= 59-4= 78+10= 82-5= 64+6= 32+7= 49-5= 63+3= 84-2= 60-4= 11+20= 45-3= 30+8= 60-7
6、= 25+4= 36-5= 84+4= 71+9= 52-3= 88-4= 76+0= 93-3= 18+5= 70-5= 56+20= 64+6= 65+3= 15-3= 30-3= 12+6= 29-7= 33+2= 3+40= 15+4= 23+5= 37+1= 29-3= 38-3= 15-4= 18-2= 30+8= 43+1= 86+2= 70+3= 30
7、2= 72-2= 66-4= 39-2= 20-9= 53+5= 35+2= 39-4= 8=50= 20-1= 40+6= 62+7= 89-5= 63=3= 34-2= 50-4= 11+2= 53-3= 60+8= 80-7= 32+4= 26-5= 84+4= 35-10= 71+9= 18-4= 66+10= 83-3= 71+5= 60-5= 36+3=
8、 58+30= 28-7= 87-10= 80-6= 12+14= 37+38= 23+82= 55+54= 11+9= 80-3= 95-4= 64+3= 98-4= 62-2= 83+5= 83+10= 10+8= 56+20= 64+6= 65+3=
9、 15-3= 30-3= 32+6= 29-7= 35+2= 73+4= 25+4= 43+5= 87+10= 3 9-3= 48-30= 95-4= 81-2= 60+8= 39+10= 76+10= 70+3= 48-9= 47-8= 52-4= 43-8= 68-9=
10、 40-2= 27-9= 32-4= 41-2= 38-9= 50-8= 63-9= 37-8= 56-20= 88-9= 75-9= 92-3= 42-7= 71-6= 58-10= 47-8= 26-7= 52-3= 69-10= 63-
11、5= 80-2= 36-9= 78-4= 65-8= 99-9= 72-2= 45-9= 86-8= 96-2= 24-9= 40-2= 46-9= 43-4= 18-2= 38-8= 35+5= 85+2= 59-4= 78+10= 82
12、-5= 64+6= 32+7= 49-5= 63+3= 84-2= 60-4= 11+20= 45-3= 30+8= 60-7= 25+4= 36-5= 84+4= 52-3= 71+9= 88-4= 76+0= 93-3= 18+5= 70
13、-5= 56+20= 64+6= 65+3= 15-3= 30-3= 12+6= 29-7= 33+2= 3+40= 15+4= 23+5= 37+1= 29-3= 38-3= 15-4= 18-2= 30+8= 43+1= 86+2= 70+3
14、= 30-2= 72-2= 66-4= 39-2= 20-9= 53+5= 35+2= 39-4= 8+50= 20-1= 40+6= 62+7= 89-5= 63+3= 34-2= 50-4= 11+2= 53-3= 60+8= 80-7=
15、 32+4= 26-5= 84+4= 35-10= 71+9= 18-4= 66+10= 60-5= 83-3= 36+3= 58+30= 28-7= 62-25= 26+25= 100-28= 71-14= 32+29= 25+36= 36-29= 16+9= 26-19= 63+19= 86-39= 69+17= 26-17= 59-37= 49-35= 69-39= 28+36= 56+14=
16、76+15= 75-27= 26-19= 50-13= 50+13= 18-5= 43-5= 43+5= 93-28= 24+19= 45+24= 87-7= 69+17= 77-16= 45-35= 25-5= 73-26= 33-27= 46+26= 48+19= 81+9= 45-26= 39+3= 32-6= 37+18= 27+39= 87-10= 42-26= 71+16= 75-39= 56+20= 88-19=
17、






