Question

25+3ori[21-(7-7):2]:9

Answer 1

25+3x[21-(7-7):2]:9=
= 25+3x(21-0:2):9=
= 25+3x21-0:9=
= 25+3x21-0=
= 25+63-0=
= 88-0=
= 88.

Answer 2

$<span>25+3*[21-(7-7):2]:9\\ 25+3*(21-0:2):9 \\ 25+3*21-0:9 \\ 25+3*21-0 \\ 25+63-0 \\ 88-0 \\88</span>$