Maths practise!
1
9 + 0
=
2
2 + 9
=
3
3 + 1
=
4
5 + 8
=
5
3 + 4
=
6
8 + 1
=
7
7 + 5
=
8
0 + 2
=
9
9 + 5
=
10
3 + 8
=
11
8 + 5
=
12
7 + 5
=
13
8 + 8
=
14
3 + 3
=
15
3 + 3
=
16
3 + 9
=
