hard Set 24 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [_, 17, _] → [_, 6, 11, _] → [6, 4, 2, 9, _]

Show answer

Answer: Row1[1]=73, Row2[1]=33, Row3[1]=16, Row5[5]=3, Row3[3]=23, Row2[2]=40, Row4[4]=12, Row4[1]=10

SubType
number-pyramid
Difficulty
hard
Levels
  • [73]
  • [33,40]
  • [16,17,23]
  • [10,6,11,12]
  • [6,4,2,9,3]
Base
  • 6
  • 4
  • 2
  • 9
  • 3
TopValue
73
HiddenCells
  • {"r":0,"c":0,"v":73}
  • {"r":1,"c":0,"v":33}
  • {"r":2,"c":0,"v":16}
  • {"r":4,"c":4,"v":3}
  • {"r":2,"c":2,"v":23}
  • {"r":1,"c":1,"v":40}
  • {"r":3,"c":3,"v":12}
  • {"r":3,"c":0,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 23] → [_, _, _] → [_, _, _, 4] → [4, 4, 3, 3, 1]

Show answer

Answer: Row1[1]=51, Row3[1]=15, Row4[2]=7, Row4[3]=6, Row3[2]=13, Row3[3]=10, Row2[1]=28, Row4[1]=8

SubType
number-pyramid
Difficulty
hard
Levels
  • [51]
  • [28,23]
  • [15,13,10]
  • [8,7,6,4]
  • [4,4,3,3,1]
Base
  • 4
  • 4
  • 3
  • 3
  • 1
TopValue
51
HiddenCells
  • {"r":0,"c":0,"v":51}
  • {"r":2,"c":0,"v":15}
  • {"r":3,"c":1,"v":7}
  • {"r":3,"c":2,"v":6}
  • {"r":2,"c":1,"v":13}
  • {"r":2,"c":2,"v":10}
  • {"r":1,"c":0,"v":28}
  • {"r":3,"c":0,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 47] → [32, 28, _] → [16, 16, _, _] → [7, _, _, 5, _]

Show answer

Answer: Row4[4]=7, Row4[3]=12, Row5[5]=2, Row5[2]=9, Row5[3]=7, Row1[1]=107, Row3[3]=19, Row2[1]=60

SubType
number-pyramid
Difficulty
hard
Levels
  • [107]
  • [60,47]
  • [32,28,19]
  • [16,16,12,7]
  • [7,9,7,5,2]
Base
  • 7
  • 9
  • 7
  • 5
  • 2
TopValue
107
HiddenCells
  • {"r":3,"c":3,"v":7}
  • {"r":3,"c":2,"v":12}
  • {"r":4,"c":4,"v":2}
  • {"r":4,"c":1,"v":9}
  • {"r":4,"c":2,"v":7}
  • {"r":0,"c":0,"v":107}
  • {"r":2,"c":2,"v":19}
  • {"r":1,"c":0,"v":60}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [_, 24, _] → [13, _, _, _] → [3, 10, 4, 6, 8]

Show answer

Answer: Row1[1]=99, Row3[1]=27, Row4[3]=10, Row4[4]=14, Row2[2]=48, Row4[2]=14, Row2[1]=51, Row3[3]=24

SubType
number-pyramid
Difficulty
hard
Levels
  • [99]
  • [51,48]
  • [27,24,24]
  • [13,14,10,14]
  • [3,10,4,6,8]
Base
  • 3
  • 10
  • 4
  • 6
  • 8
TopValue
99
HiddenCells
  • {"r":0,"c":0,"v":99}
  • {"r":2,"c":0,"v":27}
  • {"r":3,"c":2,"v":10}
  • {"r":3,"c":3,"v":14}
  • {"r":1,"c":1,"v":48}
  • {"r":3,"c":1,"v":14}
  • {"r":1,"c":0,"v":51}
  • {"r":2,"c":2,"v":24}