can someone pls me like idk what to do im so confused )-:

remember that the rule for addition and subtraction states that an answer cannot be
more precise than the least precise measurement in the computation. simplify each numerical
expression and write the answer using the correct number of significant figures. show your work
(6 points; 2 points each)
a. 49.38 +12.314 - 1.6
b. 101 - 42.5
c. 6.31 +5.116
part it: remember that the rule for multiplication states that an answer can have no more
significant figures than the original value with the fewest significant figures. simplify each
numerical expression below and write the answer using the correct number of significant figures.
show your work, (4 points; 2 points each)
a. 16.23
b. 4.125
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