Name: Date:Calculate the following, giving your answer in standard form:
| Question 1: (2 × 103) × (9 × 10-5) | Question 2: (6.1 × 10-3) × (9 × 105) |
| Question 3: (1.5 × 10-6) × (5 × 104) | Question 4: (4 × 104) × (4 × 102) |
| Question 5: (7 × 10-4) × (6 × 100) | Question 6: (5 × 10-1) × (3 × 10-6) |
| Question 7: (4.1 × 102) × (6 × 106) | Question 8: (2 × 106) × (9 × 10-3) |
| Question 9: (9.4 × 100) × (7 × 101) | Question 10: (5.7 × 10-5) × (7 × 10-4) |
| Question 11: (72 × 101) ÷ (8 × 103) | Question 12: (65.8 × 103) ÷ (7 × 10-5) |
| Question 13: (6 × 105) ÷ (2 × 10-3) | Question 14: (18 × 10-5) ÷ (3 × 104) |
| Question 15: (28.5 × 10-4) ÷ (5 × 105) | Question 16: (17.1 × 100) ÷ (3 × 101) |
| Question 17: (43.4 × 10-3) ÷ (7 × 10-1) | Question 18: (48 × 10-2) ÷ (6 × 10-4) |
| Question 19: (20 × 102) ÷ (5 × 100) | Question 20: (41.4 × 104) ÷ (9 × 106) |
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Answers
| Question 1: 1.8 × 10-1 | Question 2: 5.49 × 103 |
| Question 3: 7.5 × 10-2 | Question 4: 1.6 × 107 |
| Question 5: 4.2 × 10-3 | Question 6: 1.5 × 10-6 |
| Question 7: 2.46 × 109 | Question 8: 1.8 × 104 |
| Question 9: 6.58 × 102 | Question 10: 3.99 × 10-8 |
| Question 11: 9 × 10-2 | Question 12: 9.4 × 108 |
| Question 13: 3 × 108 | Question 14: 6 × 10-9 |
| Question 15: 5.7 × 10-9 | Question 16: 5.7 × 10-1 |
| Question 17: 6.2 × 10-2 | Question 18: 8 × 102 |
| Question 19: 4 × 102 | Question 20: 4.6 × 10-2 |