hard Set 29 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [34, 39] → [18, 16, 23] → [_, _, _, 14] → [_, _, 2, _, _]

Show answer

Answer: Row4[3]=9, Row5[2]=5, Row5[5]=7, Row1[1]=73, Row5[4]=7, Row4[1]=11, Row4[2]=7, Row5[1]=6

SubType
number-pyramid
Difficulty
hard
Levels
  • [73]
  • [34,39]
  • [18,16,23]
  • [11,7,9,14]
  • [6,5,2,7,7]
Base
  • 6
  • 5
  • 2
  • 7
  • 7
TopValue
73
HiddenCells
  • {"r":3,"c":2,"v":9}
  • {"r":4,"c":1,"v":5}
  • {"r":4,"c":4,"v":7}
  • {"r":0,"c":0,"v":73}
  • {"r":4,"c":3,"v":7}
  • {"r":3,"c":0,"v":11}
  • {"r":3,"c":1,"v":7}
  • {"r":4,"c":0,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [115] → [59, _] → [_, _, _] → [17, _, _, 17] → [7, 10, 5, _, _]

Show answer

Answer: Row5[4]=7, Row5[5]=10, Row3[2]=27, Row3[3]=29, Row2[2]=56, Row4[3]=12, Row4[2]=15, Row3[1]=32

SubType
number-pyramid
Difficulty
hard
Levels
  • [115]
  • [59,56]
  • [32,27,29]
  • [17,15,12,17]
  • [7,10,5,7,10]
Base
  • 7
  • 10
  • 5
  • 7
  • 10
TopValue
115
HiddenCells
  • {"r":4,"c":3,"v":7}
  • {"r":4,"c":4,"v":10}
  • {"r":2,"c":1,"v":27}
  • {"r":2,"c":2,"v":29}
  • {"r":1,"c":1,"v":56}
  • {"r":3,"c":2,"v":12}
  • {"r":3,"c":1,"v":15}
  • {"r":2,"c":0,"v":32}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [49, _] → [_, 25, _] → [10, _, 11, _] → [2, _, 6, 5, _]

Show answer

Answer: Row2[2]=42, Row1[1]=91, Row3[3]=17, Row5[2]=8, Row5[5]=1, Row3[1]=24, Row4[2]=14, Row4[4]=6

SubType
number-pyramid
Difficulty
hard
Levels
  • [91]
  • [49,42]
  • [24,25,17]
  • [10,14,11,6]
  • [2,8,6,5,1]
Base
  • 2
  • 8
  • 6
  • 5
  • 1
TopValue
91
HiddenCells
  • {"r":1,"c":1,"v":42}
  • {"r":0,"c":0,"v":91}
  • {"r":2,"c":2,"v":17}
  • {"r":4,"c":1,"v":8}
  • {"r":4,"c":4,"v":1}
  • {"r":2,"c":0,"v":24}
  • {"r":3,"c":1,"v":14}
  • {"r":3,"c":3,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [73] → [_, _] → [_, 17, 16] → [13, _, _, 9] → [_, 5, _, 2, _]

Show answer

Answer: Row2[1]=40, Row4[3]=7, Row5[5]=7, Row5[1]=8, Row4[2]=10, Row5[3]=5, Row2[2]=33, Row3[1]=23

SubType
number-pyramid
Difficulty
hard
Levels
  • [73]
  • [40,33]
  • [23,17,16]
  • [13,10,7,9]
  • [8,5,5,2,7]
Base
  • 8
  • 5
  • 5
  • 2
  • 7
TopValue
73
HiddenCells
  • {"r":1,"c":0,"v":40}
  • {"r":3,"c":2,"v":7}
  • {"r":4,"c":4,"v":7}
  • {"r":4,"c":0,"v":8}
  • {"r":3,"c":1,"v":10}
  • {"r":4,"c":2,"v":5}
  • {"r":1,"c":1,"v":33}
  • {"r":2,"c":0,"v":23}