hard Set 73 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [60, 64] → [_, 33, 31] → [12, _, _, 13] → [6, _, _, _, _]

Show answer

Answer: Row4[2]=15, Row1[1]=124, Row3[1]=27, Row5[2]=6, Row5[5]=4, Row5[3]=9, Row4[3]=18, Row5[4]=9

SubType
number-pyramid
Difficulty
hard
Levels
  • [124]
  • [60,64]
  • [27,33,31]
  • [12,15,18,13]
  • [6,6,9,9,4]
Base
  • 6
  • 6
  • 9
  • 9
  • 4
TopValue
124
HiddenCells
  • {"r":3,"c":1,"v":15}
  • {"r":0,"c":0,"v":124}
  • {"r":2,"c":0,"v":27}
  • {"r":4,"c":1,"v":6}
  • {"r":4,"c":4,"v":4}
  • {"r":4,"c":2,"v":9}
  • {"r":3,"c":2,"v":18}
  • {"r":4,"c":3,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [72] → [_, _] → [20, _, _] → [_, _, 7, _] → [_, 6, 5, 2, 7]

Show answer

Answer: Row4[4]=9, Row3[2]=18, Row4[2]=11, Row4[1]=9, Row2[1]=38, Row3[3]=16, Row2[2]=34, Row5[1]=3

SubType
number-pyramid
Difficulty
hard
Levels
  • [72]
  • [38,34]
  • [20,18,16]
  • [9,11,7,9]
  • [3,6,5,2,7]
Base
  • 3
  • 6
  • 5
  • 2
  • 7
TopValue
72
HiddenCells
  • {"r":3,"c":3,"v":9}
  • {"r":2,"c":1,"v":18}
  • {"r":3,"c":1,"v":11}
  • {"r":3,"c":0,"v":9}
  • {"r":1,"c":0,"v":38}
  • {"r":2,"c":2,"v":16}
  • {"r":1,"c":1,"v":34}
  • {"r":4,"c":0,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [69] → [_, _] → [_, 17, _] → [6, _, _, 12] → [1, _, 3, _, 6]

Show answer

Answer: Row3[1]=14, Row5[2]=5, Row2[1]=31, Row4[3]=9, Row5[4]=6, Row2[2]=38, Row4[2]=8, Row3[3]=21

SubType
number-pyramid
Difficulty
hard
Levels
  • [69]
  • [31,38]
  • [14,17,21]
  • [6,8,9,12]
  • [1,5,3,6,6]
Base
  • 1
  • 5
  • 3
  • 6
  • 6
TopValue
69
HiddenCells
  • {"r":2,"c":0,"v":14}
  • {"r":4,"c":1,"v":5}
  • {"r":1,"c":0,"v":31}
  • {"r":3,"c":2,"v":9}
  • {"r":4,"c":3,"v":6}
  • {"r":1,"c":1,"v":38}
  • {"r":3,"c":1,"v":8}
  • {"r":2,"c":2,"v":21}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [52] → [26, _] → [13, _, _] → [6, _, _, 7] → [1, 5, _, _, _]

Show answer

Answer: Row5[4]=4, Row2[2]=26, Row4[2]=7, Row3[2]=13, Row4[3]=6, Row5[3]=2, Row3[3]=13, Row5[5]=3

SubType
number-pyramid
Difficulty
hard
Levels
  • [52]
  • [26,26]
  • [13,13,13]
  • [6,7,6,7]
  • [1,5,2,4,3]
Base
  • 1
  • 5
  • 2
  • 4
  • 3
TopValue
52
HiddenCells
  • {"r":4,"c":3,"v":4}
  • {"r":1,"c":1,"v":26}
  • {"r":3,"c":1,"v":7}
  • {"r":2,"c":1,"v":13}
  • {"r":3,"c":2,"v":6}
  • {"r":4,"c":2,"v":2}
  • {"r":2,"c":2,"v":13}
  • {"r":4,"c":4,"v":3}