a- write 410 million in startndard from. B- express 410 million corrected to one significant figure.

### a) Writing 410 million in standard form:
410 million can be written as:
\[
410,000,000 = 4.1 \times 10^8
\]

### b) Expressing 410 million to one significant figure:
410 million rounded to one significant figure is:
\[
4 \times 10^8
\]

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Here are some related questions for practice:
1. Write 67 million in standard form.
2. Express 125 million to one significant figure.
3. Convert 8.56 billion into standard form.
4. Round 930,000 to two significant figures.
5. Express 3.78 trillion in standard form.

**Tip:** When rounding to one significant figure, only the first non-zero digit is kept, and all other digits are replaced with zeros.

a- write 410 million in standard form. b- express 410 million corrected to one significant figure.

Learn how to write 410 million in standard form (4.1 × 10^8) and how to round it to one significant figure (4 × 10^8). This problem helps students understand standard form and the concept of rounding to significant figures, suitable for Grades 6-8.

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