Smaller Number is S
Larger Number is S + 13
Smaller # + Larger # = 61
S + S + 13 = 61
2S + 13 = 61
2S = 61 - 13
2S = 48
S = 48/2
S = 24
Larger # = S + 13
Larger # = 24 + 13
Larger # = 37
Check. .. 24 + 37 = 61. CORRECT!
Smaller Number is 24
Larger Number is 37