Math
167+437
599
who was the first president of the u.s.
John Hanson
482+771
1253
who was made the first calling phone
thomas jefferson
172+527
699
who is the 46th president of the u.s.
joe biden
1887
who was the 19th president of the u.s.
Rutherford Birchard Hayes
173+236
409
what are all the 7 continents
Australia,asia,africa,antartica,europe,north america and south america