+400⋅(−4):−16:−6=
Let's write the exercise in the following form:
Let's factor -16 in the denominator as a multiplication exercise:
Let's reduce -4 in both the numerator and denominator and get:
Let's factor the 100 in the numerator as a multiplication exercise:
Let's reduce the 4 in both the numerator and denominator and get:
Let's write the exercise as a fraction:
Note that we are dividing a positive number by a negative number, therefore the result must be negative.
Let's factor the 100 as an addition exercise:
Let's write the exercise in the following way:
Let's solve the first fraction and in the second fraction let's factor the numerator and denominator as multiplication exercises:
Let's reduce the 2 in both the numerator and denominator:
Let's pay attention to the appropriate sign since we are multiplying by a negative number: