hard Set 77 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 52] → [19, 23, _] → [_, _, _, _] → [_, 7, 3, 10, 6]

Show answer

Answer: Row4[4]=16, Row1[1]=94, Row3[3]=29, Row4[3]=13, Row2[1]=42, Row5[1]=2, Row4[2]=10, Row4[1]=9

SubType
number-pyramid
Difficulty
hard
Levels
  • [94]
  • [42,52]
  • [19,23,29]
  • [9,10,13,16]
  • [2,7,3,10,6]
Base
  • 2
  • 7
  • 3
  • 10
  • 6
TopValue
94
HiddenCells
  • {"r":3,"c":3,"v":16}
  • {"r":0,"c":0,"v":94}
  • {"r":2,"c":2,"v":29}
  • {"r":3,"c":2,"v":13}
  • {"r":1,"c":0,"v":42}
  • {"r":4,"c":0,"v":2}
  • {"r":3,"c":1,"v":10}
  • {"r":3,"c":0,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [_, 20, _] → [7, 10, 10, 10] → [5, _, _, 2, _]

Show answer

Answer: Row3[3]=20, Row3[1]=17, Row5[3]=8, Row5[5]=8, Row1[1]=77, Row2[1]=37, Row2[2]=40, Row5[2]=2

SubType
number-pyramid
Difficulty
hard
Levels
  • [77]
  • [37,40]
  • [17,20,20]
  • [7,10,10,10]
  • [5,2,8,2,8]
Base
  • 5
  • 2
  • 8
  • 2
  • 8
TopValue
77
HiddenCells
  • {"r":2,"c":2,"v":20}
  • {"r":2,"c":0,"v":17}
  • {"r":4,"c":2,"v":8}
  • {"r":4,"c":4,"v":8}
  • {"r":0,"c":0,"v":77}
  • {"r":1,"c":0,"v":37}
  • {"r":1,"c":1,"v":40}
  • {"r":4,"c":1,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [125] → [_, _] → [33, _, _] → [_, _, 14, _] → [3, 10, _, 4, 6]

Show answer

Answer: Row2[1]=67, Row3[3]=24, Row3[2]=34, Row2[2]=58, Row4[4]=10, Row4[1]=13, Row4[2]=20, Row5[3]=10

SubType
number-pyramid
Difficulty
hard
Levels
  • [125]
  • [67,58]
  • [33,34,24]
  • [13,20,14,10]
  • [3,10,10,4,6]
Base
  • 3
  • 10
  • 10
  • 4
  • 6
TopValue
125
HiddenCells
  • {"r":1,"c":0,"v":67}
  • {"r":2,"c":2,"v":24}
  • {"r":2,"c":1,"v":34}
  • {"r":1,"c":1,"v":58}
  • {"r":3,"c":3,"v":10}
  • {"r":3,"c":0,"v":13}
  • {"r":3,"c":1,"v":20}
  • {"r":4,"c":2,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [50] → [21, 29] → [_, _, _] → [3, _, _, 8] → [2, _, _, 4, _]

Show answer

Answer: Row3[2]=13, Row5[2]=1, Row4[2]=5, Row4[3]=8, Row3[3]=16, Row5[3]=4, Row3[1]=8, Row5[5]=4

SubType
number-pyramid
Difficulty
hard
Levels
  • [50]
  • [21,29]
  • [8,13,16]
  • [3,5,8,8]
  • [2,1,4,4,4]
Base
  • 2
  • 1
  • 4
  • 4
  • 4
TopValue
50
HiddenCells
  • {"r":2,"c":1,"v":13}
  • {"r":4,"c":1,"v":1}
  • {"r":3,"c":1,"v":5}
  • {"r":3,"c":2,"v":8}
  • {"r":2,"c":2,"v":16}
  • {"r":4,"c":2,"v":4}
  • {"r":2,"c":0,"v":8}
  • {"r":4,"c":4,"v":4}