Addition
8+12=
20
30-17=
13
10xx13=
130
45-:9=
5
1/4 + 3/4=
1/1
10+18-3=
25
18+16=
34
56-24=
32
8xx7=
56
39div3
13
7/8-4/8=
3/8
3times9+7=
34
23+19+7=
49
94-16=
78
13times4=
52
48-:4=
12
0.5+0.8=
1.3
6/10+0.6=
1.2 or 12/10 or 1 2/10
46+25+1=
72
89-53-17=
19
2xx6xx5=
60
80div80=
1
20/20-?=10/20
10/20
10xx2div5+3=
7
93+85=
168
276-45=
231
8xx5xx3xx2=
240
360div90div2=
2
0.065+0.8-0.4=
0.465
10+10-10xx10div10
10
85+?=178
93
?-86=33
119
14xx?=70
5
?div8=7
56
1/6+2/3=
5/6
2xx8/10=
16/10 or 1 6/10