Question

100 (-10) + [400 = {100 - (50 - 5x10 )}]​

Answer 1

Answer:

=100*(-10)+4/-1

=1000+4/-1

=-996

Answer 2

$\tt\huge{EXPLAIN}$

• 100-10+[400={100-(50-5x10)}}

• 100-10+[400={100-0}}

• 100-10+[400-100]

• 100-10+300

• 100+300-10

• 400-10

$\tt\huge{•390}$