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# Sums to 100

Directions: Using the digits 1 to 9 at most one time each, fill in the boxes to create the closest possible sum to 100. ### Hint

Can you give me 3 numbers that add up to 100 (any number could be repeated)? How can we use this to fill in the boxes using each digit only once?

Multiple solutions

59+24+17

Source: Graham Fletcher

## Time Twister

Directions: Using the digits 0 to 9, at most one time each, create three different …

1. 49 + 32 + 18 = 99

• 2. • thank you soooo much, you saved my life

3. I had a lot of fun with this challenge and passed it along to my family when I couldn’t figure it out! Looking for more of these challenges in the future!

4. 23+56+18=100

If I can get my students with behaviors to do this at 3 or upper I will challenge them to do this during morning warmup.

• 23+56+18=97 not 100. It’s close though You might has meant 24+57+19=100

5. One of my classes came up with 42+38+19. It was great to see them put together the tens first, then they added all of the ones, and finally added the ones and tens for the final answer.

6. 7. 20+60+20=100

8. Atharv’s answer is: 32+48+19 = 99

9. 44+44+12=100

i did 40+40=80

20+80=100

44+44=88
88+12=100.
by Dominic

Figuring out where to put the answer in here took forever. Still haven’t figured that out, so here it is in the comments. Were we supposed to just write it by hand in his notebook?
Dominic’s Mom. Julianna

10. i thought of 58 + 23 + 19 = 100

• I thought of 40+40+20=100 and 60+20+20=100

11. 54+21+19 = 100

12. 57+19+24=100

13. 57+19+24=100

14. its 35+65=100 because 5+5=10 and 30+60=90 and 90+10=100

15. 30+30+40=100

16. 49+31+20=100

17. 49+31+20=100

18. 19. Brooklyn Patterson

59+28+13=100

20. kunwartaaj singh

25+25+50=100
39+40+21=100

21. 19+28+53=100

22. 57+11+32=100

23. 80+10+10=100

24. 19+23+58=100

25. 41+39+20=100

26. 27. my answer is 24 + 57 + 19 = 100

28. 48+39+12=99

29. 45+37+18=100

30. natale paternoster

34+45+21+100

31. 19+57+24=100

^^^ You can not use digit more than once while not using 0. Digits 1-9.

The hardest part was how do you fill in the answer. I guess you just do on your own and can only submit through comments.

32. I did 59+24+17=100

33. 59+41=100

34. Sofia lorenzetti

13+29+58=100 15+37+48=100 38+43+19=100

35. 13+58+29=100

36. 80+10+10=100

37. Joshua Darivemula

31+57+12=100

38. 39. 43+ 36 +21 = 100

40. 22+78=100 because 20+70=90 and 2+8=10 and 90 +10=100

41. 32+61+07

42. 46+19+35=100

43. 40+50+10=100
Boom!

44. 36+24+40=100.

45. 10+80+10

46. Deekshavardhini Satheesh

50+40+10=100

47. 12+39+48=99

48. 57+26+17=100
37+24+39=100

49. 50. 40+40+20=100

51. 30+21+49=100

52. 19+23+58=100

53. 54. Daniel Salazar Arias

50+10+40=100

55. 53+18+29=100

56. 60 plus 30 plus 10=100

57. 58. 80+10+10=100

59. 40+40+20

60. 31+21+48=100

61. 21+30+49

62. 80+12+8=100

63. 25+25+50=100

64. 42+25+33=100

65. ismael hernandez

29+17+54=100

66. 67. 56+20+24=100

68. 19+28+53=100!

69. 