 |  Simplification and Approximation 20 Flashcards |  Start |
 | What is the significance of the BODMAS rule in simplification? |  Card: 1 / 20 |
| BODMAS ensures accurate calculations.
| Card: 2 / 20 |
| Simplify the expression: 2 + 3 × (4 + 2)². | Card: 3 / 20 |
| First, solve inside the brackets: 4 + 2 = 6. Then apply the exponent: 6² = 36. Next, multiply: 3 × 36 = 108. Finally, add: 2 + 108 = 110. | Card: 4 / 20 |
| True or False: When multiplying powers with the same base, you subtract the exponents. | Card: 5 / 20 |
| False. You add the exponents when multiplying powers with the same base. | Card: 6 / 20 |
| Fill in the blank: The simplified fraction of 18 / 24 is ___. | Card: 7 / 20 |
| 3 / 4 | Card: 8 / 20 |
| What is the result of rationalizing the denominator of the expression 5 / √2? | Card: 9 / 20 |
| The result is (5√2) / 2. | Card: 10 / 20 |
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| Riddle: I am a number that, when squared, gives you 144. What number am I? | Card: 11 / 20 |
| 12 or -12 | Card: 12 / 20 |
| Estimate the sum: 8946 + 5723 - 2994 by rounding. | Card: 13 / 20 |
| Round 8946 to 9000, 5723 to 5700, and 2994 to 3000. The approximate result is 9000 + 5700 - 3000 = 11700. | Card: 14 / 20 |
| If 10 students are sent from room A to room B, the number of students in each room becomes equal. If 20 candidates are sent from B to A, the number in A becomes double that in B. How many students are in room A? | Card: 15 / 20 |
| 100 students | Card: 16 / 20 |
| What is the result of 64 × 99 using the complement method? | Card: 17 / 20 |
| The result is 6336. | Card: 18 / 20 |
| What is the approximate square root of 567? | Card: 19 / 20 |
| Since 567 is close to 576, √567 is approximately 24. | Card: 20 / 20 |
| Completed! Keep practicing to master all of them. |  Restart |
