hard Set 84 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [63] → [_, _] → [_, 17, 12] → [_, 10, _, 5] → [_, _, 6, _, 4]

Show answer

Answer: Row5[1]=3, Row4[1]=7, Row3[1]=17, Row5[4]=1, Row2[2]=29, Row4[3]=7, Row2[1]=34, Row5[2]=4

SubType
number-pyramid
Difficulty
hard
Levels
  • [63]
  • [34,29]
  • [17,17,12]
  • [7,10,7,5]
  • [3,4,6,1,4]
Base
  • 3
  • 4
  • 6
  • 1
  • 4
TopValue
63
HiddenCells
  • {"r":4,"c":0,"v":3}
  • {"r":3,"c":0,"v":7}
  • {"r":2,"c":0,"v":17}
  • {"r":4,"c":3,"v":1}
  • {"r":1,"c":1,"v":29}
  • {"r":3,"c":2,"v":7}
  • {"r":1,"c":0,"v":34}
  • {"r":4,"c":1,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [_, 10, _] → [6, 3, _, 8] → [_, _, 2, 5, 3]

Show answer

Answer: Row1[1]=44, Row2[2]=25, Row2[1]=19, Row3[3]=15, Row5[1]=5, Row3[1]=9, Row4[3]=7, Row5[2]=1

SubType
number-pyramid
Difficulty
hard
Levels
  • [44]
  • [19,25]
  • [9,10,15]
  • [6,3,7,8]
  • [5,1,2,5,3]
Base
  • 5
  • 1
  • 2
  • 5
  • 3
TopValue
44
HiddenCells
  • {"r":0,"c":0,"v":44}
  • {"r":1,"c":1,"v":25}
  • {"r":1,"c":0,"v":19}
  • {"r":2,"c":2,"v":15}
  • {"r":4,"c":0,"v":5}
  • {"r":2,"c":0,"v":9}
  • {"r":3,"c":2,"v":7}
  • {"r":4,"c":1,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [139] → [_, _] → [_, 37, _] → [16, _, _, 12] → [_, 8, _, 9, 3]

Show answer

Answer: Row3[1]=34, Row5[3]=10, Row2[1]=71, Row4[2]=18, Row3[3]=31, Row2[2]=68, Row5[1]=8, Row4[3]=19

SubType
number-pyramid
Difficulty
hard
Levels
  • [139]
  • [71,68]
  • [34,37,31]
  • [16,18,19,12]
  • [8,8,10,9,3]
Base
  • 8
  • 8
  • 10
  • 9
  • 3
TopValue
139
HiddenCells
  • {"r":2,"c":0,"v":34}
  • {"r":4,"c":2,"v":10}
  • {"r":1,"c":0,"v":71}
  • {"r":3,"c":1,"v":18}
  • {"r":2,"c":2,"v":31}
  • {"r":1,"c":1,"v":68}
  • {"r":4,"c":0,"v":8}
  • {"r":3,"c":2,"v":19}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [39, _] → [_, _, 26] → [9, 9, 12, 14] → [_, _, _, _, 9]

Show answer

Answer: Row5[1]=7, Row5[4]=5, Row1[1]=86, Row5[3]=7, Row3[2]=21, Row5[2]=2, Row2[2]=47, Row3[1]=18

SubType
number-pyramid
Difficulty
hard
Levels
  • [86]
  • [39,47]
  • [18,21,26]
  • [9,9,12,14]
  • [7,2,7,5,9]
Base
  • 7
  • 2
  • 7
  • 5
  • 9
TopValue
86
HiddenCells
  • {"r":4,"c":0,"v":7}
  • {"r":4,"c":3,"v":5}
  • {"r":0,"c":0,"v":86}
  • {"r":4,"c":2,"v":7}
  • {"r":2,"c":1,"v":21}
  • {"r":4,"c":1,"v":2}
  • {"r":1,"c":1,"v":47}
  • {"r":2,"c":0,"v":18}