35+35=70
Great!
30-20=10
Great!
1+2=3
Great!
48-32=16
Great!
47-21=26
Great!
23+43=66
Great!
99-9=90
Great!
35+15=50
Great!
32-12=20
Great!
13+37=50
Great!
48-18=30
Great!
68+12=80
Great!
23+10=33
Great!
66+33=99
Great!