hard Set 35 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 53] → [17, _, _] → [_, 8, 13, 19] → [_, _, _, 9, 10]

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Answer: Row5[1]=5, Row5[3]=4, Row3[2]=21, Row4[1]=9, Row1[1]=91, Row2[1]=38, Row5[2]=4, Row3[3]=32

SubType
number-pyramid
Difficulty
hard
Levels
  • [91]
  • [38,53]
  • [17,21,32]
  • [9,8,13,19]
  • [5,4,4,9,10]
Base
  • 5
  • 4
  • 4
  • 9
  • 10
TopValue
91
HiddenCells
  • {"r":4,"c":0,"v":5}
  • {"r":4,"c":2,"v":4}
  • {"r":2,"c":1,"v":21}
  • {"r":3,"c":0,"v":9}
  • {"r":0,"c":0,"v":91}
  • {"r":1,"c":0,"v":38}
  • {"r":4,"c":1,"v":4}
  • {"r":2,"c":2,"v":32}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [92] → [44, 48] → [_, _, 24] → [10, _, _, 10] → [_, _, _, _, 4]

Show answer

Answer: Row5[4]=6, Row5[3]=8, Row3[1]=20, Row5[2]=2, Row5[1]=8, Row3[2]=24, Row4[2]=10, Row4[3]=14

SubType
number-pyramid
Difficulty
hard
Levels
  • [92]
  • [44,48]
  • [20,24,24]
  • [10,10,14,10]
  • [8,2,8,6,4]
Base
  • 8
  • 2
  • 8
  • 6
  • 4
TopValue
92
HiddenCells
  • {"r":4,"c":3,"v":6}
  • {"r":4,"c":2,"v":8}
  • {"r":2,"c":0,"v":20}
  • {"r":4,"c":1,"v":2}
  • {"r":4,"c":0,"v":8}
  • {"r":2,"c":1,"v":24}
  • {"r":3,"c":1,"v":10}
  • {"r":3,"c":2,"v":14}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [35, _] → [_, 13, 5] → [11, _, 2, _] → [1, 10, _, _, _]

Show answer

Answer: Row4[2]=11, Row5[3]=1, Row1[1]=53, Row5[5]=2, Row2[2]=18, Row4[4]=3, Row3[1]=22, Row5[4]=1

SubType
number-pyramid
Difficulty
hard
Levels
  • [53]
  • [35,18]
  • [22,13,5]
  • [11,11,2,3]
  • [1,10,1,1,2]
Base
  • 1
  • 10
  • 1
  • 1
  • 2
TopValue
53
HiddenCells
  • {"r":3,"c":1,"v":11}
  • {"r":4,"c":2,"v":1}
  • {"r":0,"c":0,"v":53}
  • {"r":4,"c":4,"v":2}
  • {"r":1,"c":1,"v":18}
  • {"r":3,"c":3,"v":3}
  • {"r":2,"c":0,"v":22}
  • {"r":4,"c":3,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [52] → [27, 25] → [_, 11, _] → [_, _, _, 9] → [_, 3, _, _, 7]

Show answer

Answer: Row4[2]=6, Row5[1]=7, Row4[1]=10, Row4[3]=5, Row5[4]=2, Row3[1]=16, Row5[3]=3, Row3[3]=14

SubType
number-pyramid
Difficulty
hard
Levels
  • [52]
  • [27,25]
  • [16,11,14]
  • [10,6,5,9]
  • [7,3,3,2,7]
Base
  • 7
  • 3
  • 3
  • 2
  • 7
TopValue
52
HiddenCells
  • {"r":3,"c":1,"v":6}
  • {"r":4,"c":0,"v":7}
  • {"r":3,"c":0,"v":10}
  • {"r":3,"c":2,"v":5}
  • {"r":4,"c":3,"v":2}
  • {"r":2,"c":0,"v":16}
  • {"r":4,"c":2,"v":3}
  • {"r":2,"c":2,"v":14}