hard Set 26 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [37, _] → [_, 15, _] → [12, 10, _, _] → [_, 8, _, 3, 5]

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Answer: Row4[4]=8, Row4[3]=5, Row1[1]=65, Row3[3]=13, Row3[1]=22, Row5[1]=4, Row5[3]=2, Row2[2]=28

SubType
number-pyramid
Difficulty
hard
Levels
  • [65]
  • [37,28]
  • [22,15,13]
  • [12,10,5,8]
  • [4,8,2,3,5]
Base
  • 4
  • 8
  • 2
  • 3
  • 5
TopValue
65
HiddenCells
  • {"r":3,"c":3,"v":8}
  • {"r":3,"c":2,"v":5}
  • {"r":0,"c":0,"v":65}
  • {"r":2,"c":2,"v":13}
  • {"r":2,"c":0,"v":22}
  • {"r":4,"c":0,"v":4}
  • {"r":4,"c":2,"v":2}
  • {"r":1,"c":1,"v":28}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [82] → [_, _] → [21, _, _] → [_, 10, _, 11] → [_, 2, _, 2, 9]

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Answer: Row5[3]=8, Row5[1]=9, Row3[3]=21, Row4[3]=10, Row2[2]=41, Row3[2]=20, Row4[1]=11, Row2[1]=41

SubType
number-pyramid
Difficulty
hard
Levels
  • [82]
  • [41,41]
  • [21,20,21]
  • [11,10,10,11]
  • [9,2,8,2,9]
Base
  • 9
  • 2
  • 8
  • 2
  • 9
TopValue
82
HiddenCells
  • {"r":4,"c":2,"v":8}
  • {"r":4,"c":0,"v":9}
  • {"r":2,"c":2,"v":21}
  • {"r":3,"c":2,"v":10}
  • {"r":1,"c":1,"v":41}
  • {"r":2,"c":1,"v":20}
  • {"r":3,"c":0,"v":11}
  • {"r":1,"c":0,"v":41}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [136] → [_, _] → [_, _, 32] → [_, _, _, _] → [10, 7, 10, 8, 6]

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Answer: Row2[2]=67, Row4[2]=17, Row4[4]=14, Row4[3]=18, Row4[1]=17, Row3[2]=35, Row2[1]=69, Row3[1]=34

SubType
number-pyramid
Difficulty
hard
Levels
  • [136]
  • [69,67]
  • [34,35,32]
  • [17,17,18,14]
  • [10,7,10,8,6]
Base
  • 10
  • 7
  • 10
  • 8
  • 6
TopValue
136
HiddenCells
  • {"r":1,"c":1,"v":67}
  • {"r":3,"c":1,"v":17}
  • {"r":3,"c":3,"v":14}
  • {"r":3,"c":2,"v":18}
  • {"r":3,"c":0,"v":17}
  • {"r":2,"c":1,"v":35}
  • {"r":1,"c":0,"v":69}
  • {"r":2,"c":0,"v":34}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 33] → [19, 18, _] → [9, _, 8, 7] → [_, _, _, _, 6]

Show answer

Answer: Row3[3]=15, Row5[1]=6, Row5[2]=3, Row5[4]=1, Row4[2]=10, Row1[1]=70, Row2[1]=37, Row5[3]=7

SubType
number-pyramid
Difficulty
hard
Levels
  • [70]
  • [37,33]
  • [19,18,15]
  • [9,10,8,7]
  • [6,3,7,1,6]
Base
  • 6
  • 3
  • 7
  • 1
  • 6
TopValue
70
HiddenCells
  • {"r":2,"c":2,"v":15}
  • {"r":4,"c":0,"v":6}
  • {"r":4,"c":1,"v":3}
  • {"r":4,"c":3,"v":1}
  • {"r":3,"c":1,"v":10}
  • {"r":0,"c":0,"v":70}
  • {"r":1,"c":0,"v":37}
  • {"r":4,"c":2,"v":7}