5+2= →5+3= →5+4= → 5+5= → 5+6=
7-5= →8-5= →9-5= →10-5= →11-5=
7-2= →8-3= →9-4= →10-5= →11-6=
□○□=□(个)
1+5=
9-0=
10+3=
4+7=
9+8=
5+6=
9+5+1=
3+4+2=
12-2-6=
11-1+7=
8+5-2=
10-6+5=
朵
+5=12 8-=4 8+=15-4 +=14
910 103 05 55
41=5 13=4 52=3
22=4 53=2 33=0
9.4-3.2= 2×10%= + = 0.32= 3.14×8=
÷2= 8:13= 1- = × = 870÷29=
×12= -= 100×50%= 0.32= 5﹣0.99=