solve this with the proper method

CONVERT DECIMAL TO BINARY 542 137 91 CONVERT DECIMAL TO HEX 542 137 91 CONVERT HEX TO BINARY A30 1DF 6A3 CONVERT HEX TO DECIMAL A30 1DF 6A3 CONVERT BINARY TO HEX 10101011 1110111 1011101 CONVERT BINARY TO DECIMAL 10101011 1110111 1011101 ADD IN BINARY 110111 101010 1010 1110 0111 1100 0011 1101101 1101111