Mixed Addition & Subtraction

Solve these problems to test your skills!

1) Solve
0.5+0.5=
2) Solve
0.5+0.5=
3) Solve
0.5+0.5=
4) Solve
0.5+0.5=
5) Solve
0.5+0.5=
6) Solve
0.5+0.5=
7) Solve
0.5+0.5=
8) Solve
0.5+0.5=
9) Solve
0.5+0.5=
10) Solve
0.5+0.5=
11) Solve
0.5+0.5=
12) Solve
0.5+0.5=
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