Simple Addition
2 + 8
10
10 - 2
10 + 10
20
10-1=
9
342
Three hundred and forty-two
12 + 3
15
20 - 11
9
30 + 30
8-2=
6
156
One hundred and fifty-six
25 + 5
30
30 - 15
15
80 + 40
120
7-6=
1
723
Seven hundred and twenty-three
45 + 7
52
50 - 10
40
100 + 70
170
12-8=
4
979
Nine hundred and seventy-nine
119 + 9
128
100 - 52
48
120 + 120
240
20-10=
10
1234
One thousand two hundred and thirty-four