Adding and Subtracting (Different Exponents) Exercise

Adding and Subtracting (Different Exponents)

10 minutes 3 views 0 saves EN
Send as Assignment
Adding and Subtracting (Different Exponents)

Add and subtract numbers in scientific notation that have different exponents. Adjust expressions to share a common power of ten before completing the operation.

Questions

  1. MultiChoice

    Add: (3 × 10⁴) + (5 × 10³)

  2. MultiChoice

    Subtract: (6 × 10⁵) - (2 × 10⁴)

  3. MultiChoice

    Add: (4 × 10⁻²) + (3 × 10⁻³)

  4. MultiChoice

    Subtract: (8 × 10⁻⁴) - (5 × 10⁻⁵)

  5. MultiChoice

    Add: (1.2 × 10⁶) + (8 × 10⁴)

  6. MultiChoice

    Subtract: (9 × 10³) - (4 × 10²)

  7. MultiChoice

    Add: (2.5 × 10⁻³) + (5 × 10⁻⁴)

  8. MultiChoice

    Subtract: (7 × 10⁷) - (6 × 10⁵)

  9. MultiChoice

    Add: (5 × 10¹) + (4 × 10⁻¹)

  10. MultiChoice

    Subtract: (1.5 × 10⁻⁵) - (2 × 10⁻⁶)

  11. MultiChoice

    Add: (8.2 × 10⁴) + (9 × 10²)

  12. MultiChoice

    Subtract: (4 × 10⁻¹) - (8 × 10⁻³)