Question

Express the following numbers in standard form:

(i) 5, 00, 00, 000 (ii) 70, 00, 000

(iii) 3, 18, 65, 00, 000 (iv) 3, 90, 878

(v) 39087.8 (vi) 3908.78

Answer 1

(i) 50000000 = 5 × 10⁷

(ii) 7000000 = 7 × 10⁶

(iii) 3186500000 = 3.1865 × 10⁹

(iv) 390878 = 3.90878 × 10⁵

(v) 39087.8 = 3.90878 × 10⁴

(vi) 3908.78 = 3.90878 × 10³