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): [_] → [_, 26] → [15, 16, 10] → [6, 9, _, _] → [_, _, 6, _, _]

Show answer

Answer: Row5[2]=3, Row5[5]=2, Row5[4]=1, Row1[1]=57, Row5[1]=3, Row2[1]=31, Row4[3]=7, Row4[4]=3

SubType
number-pyramid
Difficulty
hard
Levels
  • [57]
  • [31,26]
  • [15,16,10]
  • [6,9,7,3]
  • [3,3,6,1,2]
Base
  • 3
  • 3
  • 6
  • 1
  • 2
TopValue
57
HiddenCells
  • {"r":4,"c":1,"v":3}
  • {"r":4,"c":4,"v":2}
  • {"r":4,"c":3,"v":1}
  • {"r":0,"c":0,"v":57}
  • {"r":4,"c":0,"v":3}
  • {"r":1,"c":0,"v":31}
  • {"r":3,"c":2,"v":7}
  • {"r":3,"c":3,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [25] → [_, 12] → [_, 5, _] → [_, _, _, _] → [_, 1, 1, 2, 2]

Show answer

Answer: Row5[1]=5, Row4[4]=4, Row4[1]=6, Row2[1]=13, Row3[3]=7, Row4[2]=2, Row4[3]=3, Row3[1]=8

SubType
number-pyramid
Difficulty
hard
Levels
  • [25]
  • [13,12]
  • [8,5,7]
  • [6,2,3,4]
  • [5,1,1,2,2]
Base
  • 5
  • 1
  • 1
  • 2
  • 2
TopValue
25
HiddenCells
  • {"r":4,"c":0,"v":5}
  • {"r":3,"c":3,"v":4}
  • {"r":3,"c":0,"v":6}
  • {"r":1,"c":0,"v":13}
  • {"r":2,"c":2,"v":7}
  • {"r":3,"c":1,"v":2}
  • {"r":3,"c":2,"v":3}
  • {"r":2,"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): [_] → [39, _] → [17, 22, 23] → [_, 10, 12, _] → [_, _, 8, _, _]

Show answer

Answer: Row1[1]=84, Row4[1]=7, Row5[2]=2, Row5[4]=4, Row4[4]=11, Row2[2]=45, Row5[5]=7, Row5[1]=5

SubType
number-pyramid
Difficulty
hard
Levels
  • [84]
  • [39,45]
  • [17,22,23]
  • [7,10,12,11]
  • [5,2,8,4,7]
Base
  • 5
  • 2
  • 8
  • 4
  • 7
TopValue
84
HiddenCells
  • {"r":0,"c":0,"v":84}
  • {"r":3,"c":0,"v":7}
  • {"r":4,"c":1,"v":2}
  • {"r":4,"c":3,"v":4}
  • {"r":3,"c":3,"v":11}
  • {"r":1,"c":1,"v":45}
  • {"r":4,"c":4,"v":7}
  • {"r":4,"c":0,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [35, _] → [_, 17, 22] → [10, 8, _, _] → [_, 6, 2, _, _]

Show answer

Answer: Row2[2]=39, Row5[1]=4, Row4[3]=9, Row3[1]=18, Row5[5]=6, Row1[1]=74, Row4[4]=13, Row5[4]=7

SubType
number-pyramid
Difficulty
hard
Levels
  • [74]
  • [35,39]
  • [18,17,22]
  • [10,8,9,13]
  • [4,6,2,7,6]
Base
  • 4
  • 6
  • 2
  • 7
  • 6
TopValue
74
HiddenCells
  • {"r":1,"c":1,"v":39}
  • {"r":4,"c":0,"v":4}
  • {"r":3,"c":2,"v":9}
  • {"r":2,"c":0,"v":18}
  • {"r":4,"c":4,"v":6}
  • {"r":0,"c":0,"v":74}
  • {"r":3,"c":3,"v":13}
  • {"r":4,"c":3,"v":7}