It is equal to 8 x 7 x 1 / 100 x 1 / 10
And multiplying something by 1 doesn't change it. So we can get rid of that:
8 x 7 / 100 / 10
8 x 7 is 56, so we can simplify it to
56 / 100 / 10
56 / 100 is 0.56, and 0.56 / 10 is 0.056. So the final answer is 0.056.
