6+2=
0+8=
9-6=
1+3+2=
10-8=
6+3=
8-3=
2+1+7=
9-4+3=
8-8=
10-2-3=
8-4+4=
△△△△△
4+9= 6+6= 8+3= 6+7=
6-2= 9-0= 18-8= 19-10=
2+9= 7+5= 10+8= 6+9=
5+8= 4+8= 16–6= 9–5=
7+8 = 3+7= 9+4= 14+5=
6+8 = 5+9= 9+9= 18–6=
18–7+4= 17+2–6= 18–3–2=
19–5–5= 16–2-1= 3+5+9=
10-4-4=
5+5=
10-3=
0+1+9=
9-4-3=
2+7=
8-7=
9-3-3=
3+7-5=
7+813 3+816-6 7+65+8 15-59+7
+= 3﹣= ×= ÷=
+= -= ÷51= ×5.6=