Answer:
6
Explanation:
(18 - 9)
Multiply with 18 and 9. Which would look like this:
( × 18 ) - ( × 9 )
Calculate the values in the bracket and then subtract.
= -
=
= 6
= × 9 ( cancel 3 and 9 by 3 )
= 2 × 3 = 6
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