Step-by-step explanation:
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The value of the given expression is 
Solution:
Given expression is
.
Let us first convert mixed fraction into improper fraction.

Substitute this in the given expression.


To simplify the above expression, 21 and 60 are cancelled by 3.

Do cross multiplication to make the denominator same.



The value of the given expression is 
Answer:
-7
Step-by-step explanation:
-1-6 is like 1+6 but with a negative sign before it.
Answer:
Step-by-step explanation:j7/10. 7 divided by 10. And .7
D-chloroplast. Chloroplasts are found in plant cells and carry out the process of photosynthesis, they are the equivalent of the “power house of the cell”, the mitochondria