hard Set 67 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [106] → [59, _] → [_, _, _] → [14, 17, _, _] → [5, 9, _, _, 5]

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Answer: Row4[4]=8, Row2[2]=47, Row3[1]=31, Row3[3]=19, Row4[3]=11, Row3[2]=28, Row5[4]=3, Row5[3]=8

SubType
number-pyramid
Difficulty
hard
Levels
  • [106]
  • [59,47]
  • [31,28,19]
  • [14,17,11,8]
  • [5,9,8,3,5]
Base
  • 5
  • 9
  • 8
  • 3
  • 5
TopValue
106
HiddenCells
  • {"r":3,"c":3,"v":8}
  • {"r":1,"c":1,"v":47}
  • {"r":2,"c":0,"v":31}
  • {"r":2,"c":2,"v":19}
  • {"r":3,"c":2,"v":11}
  • {"r":2,"c":1,"v":28}
  • {"r":4,"c":3,"v":3}
  • {"r":4,"c":2,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [37, _] → [19, 18, _] → [_, _, 7, 8] → [_, 7, _, 3, _]

Show answer

Answer: Row4[2]=11, Row4[1]=8, Row5[1]=1, Row3[3]=15, Row1[1]=70, Row5[5]=5, Row2[2]=33, Row5[3]=4

SubType
number-pyramid
Difficulty
hard
Levels
  • [70]
  • [37,33]
  • [19,18,15]
  • [8,11,7,8]
  • [1,7,4,3,5]
Base
  • 1
  • 7
  • 4
  • 3
  • 5
TopValue
70
HiddenCells
  • {"r":3,"c":1,"v":11}
  • {"r":3,"c":0,"v":8}
  • {"r":4,"c":0,"v":1}
  • {"r":2,"c":2,"v":15}
  • {"r":0,"c":0,"v":70}
  • {"r":4,"c":4,"v":5}
  • {"r":1,"c":1,"v":33}
  • {"r":4,"c":2,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [78] → [36, _] → [17, _, _] → [9, _, 11, _] → [7, _, 6, _, _]

Show answer

Answer: Row4[2]=8, Row5[5]=7, Row3[2]=19, Row3[3]=23, Row5[2]=2, Row4[4]=12, Row2[2]=42, Row5[4]=5

SubType
number-pyramid
Difficulty
hard
Levels
  • [78]
  • [36,42]
  • [17,19,23]
  • [9,8,11,12]
  • [7,2,6,5,7]
Base
  • 7
  • 2
  • 6
  • 5
  • 7
TopValue
78
HiddenCells
  • {"r":3,"c":1,"v":8}
  • {"r":4,"c":4,"v":7}
  • {"r":2,"c":1,"v":19}
  • {"r":2,"c":2,"v":23}
  • {"r":4,"c":1,"v":2}
  • {"r":3,"c":3,"v":12}
  • {"r":1,"c":1,"v":42}
  • {"r":4,"c":3,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 48] → [27, _, _] → [_, 14, 12, _] → [4, 9, _, _, 3]

Show answer

Answer: Row2[1]=53, Row3[2]=26, Row1[1]=101, Row5[3]=5, Row4[1]=13, Row4[4]=10, Row3[3]=22, Row5[4]=7

SubType
number-pyramid
Difficulty
hard
Levels
  • [101]
  • [53,48]
  • [27,26,22]
  • [13,14,12,10]
  • [4,9,5,7,3]
Base
  • 4
  • 9
  • 5
  • 7
  • 3
TopValue
101
HiddenCells
  • {"r":1,"c":0,"v":53}
  • {"r":2,"c":1,"v":26}
  • {"r":0,"c":0,"v":101}
  • {"r":4,"c":2,"v":5}
  • {"r":3,"c":0,"v":13}
  • {"r":3,"c":3,"v":10}
  • {"r":2,"c":2,"v":22}
  • {"r":4,"c":3,"v":7}