The value of \( 3.12 \times 10^3 \) in standard form is:

\[
3.12 \times 10^3 = 3.12 \times 1000 = 3120
\]

So, \( 3.12 \times 10^3 = 3120 \).

Would you like further details or explanations?

Here are some related questions for you:
1. What is \( 4.56 \times 10^2 \) in standard form?
2. How would you express \( 5.78 \times 10^4 \) in decimal form?
3. What is the value of \( 1.23 \times 10^5 \)?
4. How does multiplying by powers of 10 affect decimal numbers?
5. Can you convert \( 2.45 \times 10^3 \) into expanded form?

**Tip:** Multiplying by \( 10^n \) moves the decimal point \( n \) places to the right for positive powers and to the left for negative powers.

Learn how to convert 3.12 × 10^3 into standard form, which equals 3120. This example explains the concept of scientific notation and how to multiply by powers of 10. Ideal for students in Grades 5-7.

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