Subtracting two numbers in standard form

Maths

Work out (9 × 10⁶) - (3 × 10⁶). Give your answer in standard form.

Calculate (6.4 × 10³) - (2.3 × 10³). Give your answer in standard form.

Work out (3 × 10⁷) - (4 × 10⁶), give your answer in standard form.

Calculate (4.1 × 10⁻²) - (3.2 × 10⁻³), giving your answer in standard form.

Work out (7 × 10⁵) - (5 × 10²), giving your answer in standard form.

1. Work out (2.7 × 10⁶) + (7.3 × 10⁶). Give your answer in standard form.

2. Calculate (4 × 10³) + (4 × 10⁴), give your answer in standard form.

3. Work out (3 × 10⁴) + (4 × 10⁵), give your answer in standard form.

4. Calculate (4.1 × 10⁶) + (3.2 × 10⁵), giving your answer in standard form.

5. Work out (5 × 10¹) + (5 × 10⁻¹), giving your answer in standard form.