Answer:
Since i don't know what formula is mentioned. I just used the easiest way to solve :)
Step-by-step explanation:




Answer:
60
Step-by-step explanation:
180-140=40, 180-(80+40)=60
Answer:
Step-by-step explanation:
Since they have the same base as 2, by the rule of a^m / a^n = a^m-n.
So 2^7 / 2^3 = 2^ 7-3 = 2^4 = 16
Answer:
6
Step-by-step explanation:
20 times 0.3 is 6
Answer:
maaf tidak tau ya saya wkwkwk