Adding Three Numbers
1+2+3=
6
25+14=
39
123+321=
444
20-10=
10
How many days in a week?
7
3+4+5=
12
37+22=
59
524+462=
986
15-8=
7
How many months in a year?
12
5+6+7=
18
83+16=
99
218+213=
441
25-11=
14
How many seasons are there?
4
7+8+9=
24
55+66=
121
459+363=
822
89-26=
63
How many minutes in an hour?
60
9+9+9=
27
77+38=
115
999+333=
1,132
94-35=
59
How many hours in a day?
24