1) These numbers are written in standard form. Write them out in full.
a) 98 × 10-5 e) 4.67 × 10-3
b) 25 × 10-3 f) 2.0789 × 10-2
c) 3 × 10-7 g) 7.31 × 10-17
d) 67 × 10-4
2) Write the following numbers in standard form.
a) 0006 e) 0.000053
b) 000053 f) 0.000000088
c) 000864 g) 0.00041425
d) 0000007 h) 0.076
3) Write these numbers in order of magnitude, starting with the largest.
3.2 × 10-4 6.8 × 105 5.57 × 10-9 6.2 × 103 5.8 × 10-7
6.741 × 10-4 8.414 × 102