hard Set 65 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 32] → [_, _, 12] → [_, 13, 7, _] → [7, _, _, 4, 1]

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Answer: Row3[2]=20, Row1[1]=82, Row5[2]=10, Row3[1]=30, Row5[3]=3, Row4[1]=17, Row2[1]=50, Row4[4]=5

SubType
number-pyramid
Difficulty
hard
Levels
  • [82]
  • [50,32]
  • [30,20,12]
  • [17,13,7,5]
  • [7,10,3,4,1]
Base
  • 7
  • 10
  • 3
  • 4
  • 1
TopValue
82
HiddenCells
  • {"r":2,"c":1,"v":20}
  • {"r":0,"c":0,"v":82}
  • {"r":4,"c":1,"v":10}
  • {"r":2,"c":0,"v":30}
  • {"r":4,"c":2,"v":3}
  • {"r":3,"c":0,"v":17}
  • {"r":1,"c":0,"v":50}
  • {"r":3,"c":3,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 22] → [_, 13, _] → [14, _, 5, _] → [8, 6, _, _, 1]

Show answer

Answer: Row3[3]=9, Row4[2]=8, Row5[3]=2, Row2[1]=35, Row3[1]=22, Row1[1]=57, Row4[4]=4, Row5[4]=3

SubType
number-pyramid
Difficulty
hard
Levels
  • [57]
  • [35,22]
  • [22,13,9]
  • [14,8,5,4]
  • [8,6,2,3,1]
Base
  • 8
  • 6
  • 2
  • 3
  • 1
TopValue
57
HiddenCells
  • {"r":2,"c":2,"v":9}
  • {"r":3,"c":1,"v":8}
  • {"r":4,"c":2,"v":2}
  • {"r":1,"c":0,"v":35}
  • {"r":2,"c":0,"v":22}
  • {"r":0,"c":0,"v":57}
  • {"r":3,"c":3,"v":4}
  • {"r":4,"c":3,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [107] → [49, 58] → [_, _, 29] → [_, 11, 18, _] → [_, 2, _, _, _]

Show answer

Answer: Row5[1]=7, Row3[1]=20, Row3[2]=29, Row5[4]=9, Row4[4]=11, Row5[3]=9, Row4[1]=9, Row5[5]=2

SubType
number-pyramid
Difficulty
hard
Levels
  • [107]
  • [49,58]
  • [20,29,29]
  • [9,11,18,11]
  • [7,2,9,9,2]
Base
  • 7
  • 2
  • 9
  • 9
  • 2
TopValue
107
HiddenCells
  • {"r":4,"c":0,"v":7}
  • {"r":2,"c":0,"v":20}
  • {"r":2,"c":1,"v":29}
  • {"r":4,"c":3,"v":9}
  • {"r":3,"c":3,"v":11}
  • {"r":4,"c":2,"v":9}
  • {"r":3,"c":0,"v":9}
  • {"r":4,"c":4,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [107] → [49, 58] → [_, _, _] → [13, _, _, _] → [_, _, 5, 9, 10]

Show answer

Answer: Row4[4]=19, Row3[2]=25, Row4[2]=11, Row3[1]=24, Row3[3]=33, Row5[2]=6, Row5[1]=7, Row4[3]=14

SubType
number-pyramid
Difficulty
hard
Levels
  • [107]
  • [49,58]
  • [24,25,33]
  • [13,11,14,19]
  • [7,6,5,9,10]
Base
  • 7
  • 6
  • 5
  • 9
  • 10
TopValue
107
HiddenCells
  • {"r":3,"c":3,"v":19}
  • {"r":2,"c":1,"v":25}
  • {"r":3,"c":1,"v":11}
  • {"r":2,"c":0,"v":24}
  • {"r":2,"c":2,"v":33}
  • {"r":4,"c":1,"v":6}
  • {"r":4,"c":0,"v":7}
  • {"r":3,"c":2,"v":14}