Answer:
I would use addition
Step-by-step explanation:
Since addition is the opposite of subtraction.
I think 71 is B
and 72 is D.
Answer:
3/6
Step-by-step explanation:
there are 6 sides: 3 odd and 3 even numbers
if you need to find the probability of rolling an odd number, take the number of odd possibilities and form a fraction with the number of total sides, 6.
so, 3/6 Or 1/2
Answer:

Step-by-step explanation:
apply exponent rule:
