5. Solve: $$ \left(9.97 \cdot 10^{3}\right)-\left(4.2 \cdot 10^{2}\right) $$

Question

UpStudy AI · Accepted Answer

Calculate or simplify the expression $$ (9.97 * 10^3) - (4.2 * 10^2) $$.
Calculate the value by following steps:
- step0: Calculate:
  $$9.97	imes 10^{3}-4.2	imes 10^{2}$$
- step1: Rewrite the expression:
  $$997	imes 10-42	imes 10$$
- step2: Collect like terms:
  $$\left(997-42ight)	imes 10$$
- step3: Subtract the numbers:
  $$955	imes 10$$
- step4: Multiply the numbers:
  $$9550$$
The result of $$ \left(9.97 \cdot 10^{3}ight)-\left(4.2 \cdot 10^{2}ight) $$ is 9550.
The result is 9550.

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