Question

Express the following in mathematical form. Simplify and give your answer

with correct sign:

(i) Fifteen is divided by the difference of 2 and 5.

(ii) Negative 6 multiplied by the negative 12 is subtracted from positive

eighty and divided by negative four.​

Answer 1

(i) 15/5-2

=15/3

=5

(ii) 80-(-6×-12)/-4

=80-(72)/-4

=8/-4

= -2