hard Set 86 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [53, _] → [_, _, _] → [_, 13, 18, 16] → [_, _, 8, 10, 6]

Show answer

Answer: Row3[3]=34, Row2[2]=65, Row5[1]=4, Row3[2]=31, Row4[1]=9, Row1[1]=118, Row3[1]=22, Row5[2]=5

SubType
number-pyramid
Difficulty
hard
Levels
  • [118]
  • [53,65]
  • [22,31,34]
  • [9,13,18,16]
  • [4,5,8,10,6]
Base
  • 4
  • 5
  • 8
  • 10
  • 6
TopValue
118
HiddenCells
  • {"r":2,"c":2,"v":34}
  • {"r":1,"c":1,"v":65}
  • {"r":4,"c":0,"v":4}
  • {"r":2,"c":1,"v":31}
  • {"r":3,"c":0,"v":9}
  • {"r":0,"c":0,"v":118}
  • {"r":2,"c":0,"v":22}
  • {"r":4,"c":1,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [31, _, 28] → [_, 13, 12, 16] → [_, 9, _, _, 8]

Show answer

Answer: Row4[1]=18, Row5[1]=9, Row3[2]=25, Row1[1]=109, Row2[2]=53, Row5[4]=8, Row2[1]=56, Row5[3]=4

SubType
number-pyramid
Difficulty
hard
Levels
  • [109]
  • [56,53]
  • [31,25,28]
  • [18,13,12,16]
  • [9,9,4,8,8]
Base
  • 9
  • 9
  • 4
  • 8
  • 8
TopValue
109
HiddenCells
  • {"r":3,"c":0,"v":18}
  • {"r":4,"c":0,"v":9}
  • {"r":2,"c":1,"v":25}
  • {"r":0,"c":0,"v":109}
  • {"r":1,"c":1,"v":53}
  • {"r":4,"c":3,"v":8}
  • {"r":1,"c":0,"v":56}
  • {"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): [103] → [49, 54] → [24, _, 29] → [_, _, 13, _] → [_, _, _, 6, _]

Show answer

Answer: Row4[1]=12, Row5[1]=7, Row5[2]=5, Row4[2]=12, Row5[3]=7, Row5[5]=10, Row4[4]=16, Row3[2]=25

SubType
number-pyramid
Difficulty
hard
Levels
  • [103]
  • [49,54]
  • [24,25,29]
  • [12,12,13,16]
  • [7,5,7,6,10]
Base
  • 7
  • 5
  • 7
  • 6
  • 10
TopValue
103
HiddenCells
  • {"r":3,"c":0,"v":12}
  • {"r":4,"c":0,"v":7}
  • {"r":4,"c":1,"v":5}
  • {"r":3,"c":1,"v":12}
  • {"r":4,"c":2,"v":7}
  • {"r":4,"c":4,"v":10}
  • {"r":3,"c":3,"v":16}
  • {"r":2,"c":1,"v":25}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 28] → [18, _, _] → [_, 6, 6, 10] → [_, _, _, 2, 8]

Show answer

Answer: Row3[2]=12, Row4[1]=12, Row5[1]=10, Row2[1]=30, Row1[1]=58, Row5[2]=2, Row3[3]=16, Row5[3]=4

SubType
number-pyramid
Difficulty
hard
Levels
  • [58]
  • [30,28]
  • [18,12,16]
  • [12,6,6,10]
  • [10,2,4,2,8]
Base
  • 10
  • 2
  • 4
  • 2
  • 8
TopValue
58
HiddenCells
  • {"r":2,"c":1,"v":12}
  • {"r":3,"c":0,"v":12}
  • {"r":4,"c":0,"v":10}
  • {"r":1,"c":0,"v":30}
  • {"r":0,"c":0,"v":58}
  • {"r":4,"c":1,"v":2}
  • {"r":2,"c":2,"v":16}
  • {"r":4,"c":2,"v":4}