hard Set 22 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 60] → [_, 29, _] → [5, 11, 18, _] → [4, 1, _, _, _]

Show answer

Answer: Row3[3]=31, Row2[1]=45, Row5[3]=10, Row3[1]=16, Row1[1]=105, Row5[4]=8, Row4[4]=13, Row5[5]=5

SubType
number-pyramid
Difficulty
hard
Levels
  • [105]
  • [45,60]
  • [16,29,31]
  • [5,11,18,13]
  • [4,1,10,8,5]
Base
  • 4
  • 1
  • 10
  • 8
  • 5
TopValue
105
HiddenCells
  • {"r":2,"c":2,"v":31}
  • {"r":1,"c":0,"v":45}
  • {"r":4,"c":2,"v":10}
  • {"r":2,"c":0,"v":16}
  • {"r":0,"c":0,"v":105}
  • {"r":4,"c":3,"v":8}
  • {"r":3,"c":3,"v":13}
  • {"r":4,"c":4,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [100] → [61, _] → [_, 27, 12] → [_, _, _, _] → [_, 8, 9, 1, _]

Show answer

Answer: Row3[1]=34, Row4[1]=17, Row5[1]=9, Row4[4]=2, Row5[5]=1, Row2[2]=39, Row4[3]=10, Row4[2]=17

SubType
number-pyramid
Difficulty
hard
Levels
  • [100]
  • [61,39]
  • [34,27,12]
  • [17,17,10,2]
  • [9,8,9,1,1]
Base
  • 9
  • 8
  • 9
  • 1
  • 1
TopValue
100
HiddenCells
  • {"r":2,"c":0,"v":34}
  • {"r":3,"c":0,"v":17}
  • {"r":4,"c":0,"v":9}
  • {"r":3,"c":3,"v":2}
  • {"r":4,"c":4,"v":1}
  • {"r":1,"c":1,"v":39}
  • {"r":3,"c":2,"v":10}
  • {"r":3,"c":1,"v":17}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [83] → [_, 45] → [16, _, _] → [5, _, 11, 12] → [_, _, _, 4, _]

Show answer

Answer: Row3[2]=22, Row5[1]=1, Row4[2]=11, Row3[3]=23, Row2[1]=38, Row5[5]=8, Row5[2]=4, Row5[3]=7

SubType
number-pyramid
Difficulty
hard
Levels
  • [83]
  • [38,45]
  • [16,22,23]
  • [5,11,11,12]
  • [1,4,7,4,8]
Base
  • 1
  • 4
  • 7
  • 4
  • 8
TopValue
83
HiddenCells
  • {"r":2,"c":1,"v":22}
  • {"r":4,"c":0,"v":1}
  • {"r":3,"c":1,"v":11}
  • {"r":2,"c":2,"v":23}
  • {"r":1,"c":0,"v":38}
  • {"r":4,"c":4,"v":8}
  • {"r":4,"c":1,"v":4}
  • {"r":4,"c":2,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 60] → [21, 30, 30] → [_, 14, _, 14] → [_, _, _, 6, _]

Show answer

Answer: Row5[3]=10, Row4[3]=16, Row5[2]=4, Row2[1]=51, Row1[1]=111, Row5[5]=8, Row5[1]=3, Row4[1]=7

SubType
number-pyramid
Difficulty
hard
Levels
  • [111]
  • [51,60]
  • [21,30,30]
  • [7,14,16,14]
  • [3,4,10,6,8]
Base
  • 3
  • 4
  • 10
  • 6
  • 8
TopValue
111
HiddenCells
  • {"r":4,"c":2,"v":10}
  • {"r":3,"c":2,"v":16}
  • {"r":4,"c":1,"v":4}
  • {"r":1,"c":0,"v":51}
  • {"r":0,"c":0,"v":111}
  • {"r":4,"c":4,"v":8}
  • {"r":4,"c":0,"v":3}
  • {"r":3,"c":0,"v":7}