Answer:
-1
Step-by-step explanation:
Answer:
Step-by-step explanation:
Given the expression 
, to solve the expression, we need to write both scientific notation to the same power of 10.
The expression above becomes 
. On taking the difference;
The final expression gives the right answer
1. it helps you by being the first number you use to divide
2 you can multiply the quotient and dividend to check your answer so you can check if the quotient is right, to see if its right it should equal the divisor.
3. 211
4.60.875
Answer:
y stands for unknown number
Step-by-step explanation:
Answer:
10 + 30
Step-by-step explanation:
10-1(-30)
10+1(30)
10+30
