1. Round to the nearest 10
2. Count back 3 from the given number 3. Count on 3 from the given number 4. Next odd number 5. Next even number |
6. Subtract 10 from the given number
7. Add 10 to the given number 8. Expanded notation (345 = 300 + 40 + 5) 9. Double it 10. Spell it |
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