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Discovering the Significance of My Number 20

I chose the number 20 because it represents the year I graduate. This number is even and composite, with factor pairs of 1, 2, 4, 5, 10, and 20. As a multiple, it appears in the sequences of 20, 40, 60, and more. Various math problems illustrate its relevance, such as Bob having $20 after receiving money from Jake or Joe having 20 bears left after giving some to Molly. The number 20 is also expressed in different languages: "veinte" in Spanish, "vingt" in French, and "zwanzig" in German. Additionally, "Twenty" is known as a village in Lincolnshire.

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Discovering the Significance of My Number 20

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  1. Why I chose my number • My number is 20 because it is the year I graduate

  2. Factor pairs for my number 1,2,4,5,10,20

  3. Facts about my number • My # is even. • My # is composite. • My # is multiple by. • 20,40,60,80,100,120,140,160

  4. My number pattern 4,8,12,16,20,24,28,32,36,40

  5. Bob has 15 dollars. Jake gave him 5 dollars more. How much money does Bob have now? • $15+$5=$20

  6. Joe had 30 bears. He gave Molly 10 bears. How many bears does he still have? • 30-10=20 bears

  7. Mark has 2 pieces of gum. Joe has 10 times that. How many pieces does Joe have? • 2x10=20 pieces of gum

  8. Steve has 100 pieces of paper. Paul has 5 divided by that. How many pieces does Paul have? • 100/5=20 pieces of paper

  9. Jack has $4. He got __ more. He has $16 left. What is the missing #? • $16+$4=$20

  10. Fred has 75 pieces of paper. He used __ pieces. He has 55 pieces left. What is the missing #? • 75-55=20 pieces of paper

  11. Josh has 10 cousins. Mark has __ times that. Mark has 20 cousins. What is the missing #? • 20 divided by 10=2 cousins

  12. Jake has 40 pencils. Jack has __ divided by that. Jack has 2 pencils. What is the missing #? • 40/2=20 pencils

  13. Bob has $25. He gave Jake $15. Then Bob got $10 from his mom. How much money does Bob have now? $25-$15+$10=$20

  14. Jake has $55 in the bank. He took $39 out. Then he put $4 back in. How much money is in the bank? • $55-$39+$4=$20

  15. My number in different languages • Spanish- veinte • French- vingt • German- zwanzig

  16. Facts • Twenty is a village in Lincolnshire. • Twenty-twenty version is perfect eyesite, proved by reading letters on a chart from 20 feet.

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