Express the following numbers in standard form.

(i) 0.0000000000085

(ii) 0.00000000000942

(iii) 6020000000000000

(iv) 0.00000000837

(v) 31860000000

(i) 0.0000000000085 = 85 ×10-13


(ii) 0.00000000000942 = 942 ×10-14 = 9.42 ×10-12


(iii) 6020000000000000 = 602 ×1013 = 6.02 ×1015


(iv) 0.00000000837 = 837 × 10-11


(v) 31860000000 =3186 × 107= 3.186 ×1010

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