Perform each computation, keeping the proper number of digits in your answer.
(a) $(170+12.5 \times 11.1)-\sqrt{4.32}$
(b) $\frac{1.21}{(-3.5)(67.4)}+\frac{2.57}{(-9.27)(6.53)}$

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The Answer of Perform each computation, keeping the proper number of digits in your answer.
(a) $(170+12.5 \times 11.1)-\sqrt{4.32}$
(b) $\frac{1.21}{(-3.5)(67.4)}+\frac{2.57}{(-9.27)(6.53)}$

Perform Each Computation, Keeping the Proper Number of Digits in Your