(6231+31):31= + =
(7236+36108):36= + =
(8442+84):42= + =
(9672+2448):24= + =
(6480+9616):16= + =
(4530+3060):15= + =
(6231+31):31=201+1=202
(7236+36108):36= 201+1003=1204
(8442+84):42= 201+2=203
(9672+2448):24=403+ 102=505
(6480+9616):16= 405+601=1006
(4530+3060):15= 302+204=506
(6231+31):31=201 +1 =202
(7236+36108):36=201+1003= 1204
(8442+84):42= 201 + 2 =203
(9672+2448):24= 403 + 102 =505
(6480+9616):16= 405 +601 =1006
(4530+3060):15= 302 +204 =506