Question

Express the following numbers in standard form.

(i) 0.0000000000085 (ii) 0.00000000000942

(iii) 6020000000000000 (iv) 0.00000000837

(v) 31860000000

Answer 1

(i) 0.0000000000085 = 8.5 × 10⁻¹²

(ii) 0.00000000000942 = 9.42 × 10⁻¹²

(iii) 6020000000000000 = 6.02 × 10¹⁵

(iv) 0.00000000837 = 8.37 × 10⁻⁹

(v) 31860000000 = 3.186 × 10¹⁰