69.1 is already a decimal.
Answer:
6
Step-by-step explanation:
The absolute value of a non-negative number is the same number.
Example: The absolute value of 4 is 4.
If a number is negative, its absolute value is the same number, without the negative sign.
Example: The absolute value of -3 is 3.
Answer:
The difference in the amounts of carbon powder and ammonium carbonate is
grams.
Step-by-step explanation:
According to this statement, we have a mixture with
grams of carbon powder and
grams of ammonium carbonate. The difference between those amounts consist in subtracting the latter quantity for the former one. That is:


The difference in the amounts of carbon powder and ammonium carbonate is
grams.
The algebraic expression for a phrase is:
.
Hope this help.