hard Set 69 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [112] → [_, 57] → [_, 28, _] → [_, _, 14, _] → [3, 10, _, _, 5]

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Answer: Row2[1]=55, Row3[1]=27, Row4[4]=15, Row5[4]=10, Row5[3]=4, Row3[3]=29, Row4[2]=14, Row4[1]=13

SubType
number-pyramid
Difficulty
hard
Levels
  • [112]
  • [55,57]
  • [27,28,29]
  • [13,14,14,15]
  • [3,10,4,10,5]
Base
  • 3
  • 10
  • 4
  • 10
  • 5
TopValue
112
HiddenCells
  • {"r":1,"c":0,"v":55}
  • {"r":2,"c":0,"v":27}
  • {"r":3,"c":3,"v":15}
  • {"r":4,"c":3,"v":10}
  • {"r":4,"c":2,"v":4}
  • {"r":2,"c":2,"v":29}
  • {"r":3,"c":1,"v":14}
  • {"r":3,"c":0,"v":13}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [50, _] → [28, 22, _] → [_, 13, _, 6] → [9, _, _, 2, _]

Show answer

Answer: Row5[2]=6, Row5[5]=4, Row3[3]=15, Row4[1]=15, Row4[3]=9, Row5[3]=7, Row1[1]=87, Row2[2]=37

SubType
number-pyramid
Difficulty
hard
Levels
  • [87]
  • [50,37]
  • [28,22,15]
  • [15,13,9,6]
  • [9,6,7,2,4]
Base
  • 9
  • 6
  • 7
  • 2
  • 4
TopValue
87
HiddenCells
  • {"r":4,"c":1,"v":6}
  • {"r":4,"c":4,"v":4}
  • {"r":2,"c":2,"v":15}
  • {"r":3,"c":0,"v":15}
  • {"r":3,"c":2,"v":9}
  • {"r":4,"c":2,"v":7}
  • {"r":0,"c":0,"v":87}
  • {"r":1,"c":1,"v":37}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [76] → [47, _] → [_, _, _] → [19, _, 4, _] → [10, _, 3, _, 8]

Show answer

Answer: Row5[4]=1, Row4[4]=9, Row5[2]=9, Row3[2]=16, Row2[2]=29, Row3[3]=13, Row3[1]=31, Row4[2]=12

SubType
number-pyramid
Difficulty
hard
Levels
  • [76]
  • [47,29]
  • [31,16,13]
  • [19,12,4,9]
  • [10,9,3,1,8]
Base
  • 10
  • 9
  • 3
  • 1
  • 8
TopValue
76
HiddenCells
  • {"r":4,"c":3,"v":1}
  • {"r":3,"c":3,"v":9}
  • {"r":4,"c":1,"v":9}
  • {"r":2,"c":1,"v":16}
  • {"r":1,"c":1,"v":29}
  • {"r":2,"c":2,"v":13}
  • {"r":2,"c":0,"v":31}
  • {"r":3,"c":1,"v":12}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [115] → [54, _] → [_, 30, _] → [_, 14, 16, _] → [_, 7, _, _, 6]

Show answer

Answer: Row4[4]=15, Row4[1]=10, Row3[1]=24, Row5[4]=9, Row3[3]=31, Row5[1]=3, Row2[2]=61, Row5[3]=7

SubType
number-pyramid
Difficulty
hard
Levels
  • [115]
  • [54,61]
  • [24,30,31]
  • [10,14,16,15]
  • [3,7,7,9,6]
Base
  • 3
  • 7
  • 7
  • 9
  • 6
TopValue
115
HiddenCells
  • {"r":3,"c":3,"v":15}
  • {"r":3,"c":0,"v":10}
  • {"r":2,"c":0,"v":24}
  • {"r":4,"c":3,"v":9}
  • {"r":2,"c":2,"v":31}
  • {"r":4,"c":0,"v":3}
  • {"r":1,"c":1,"v":61}
  • {"r":4,"c":2,"v":7}