hard Set 83 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [55, 50] → [29, _, 24] → [15, _, _, 12] → [7, _, _, _, _]

Show answer

Answer: Row5[2]=8, Row4[3]=12, Row5[3]=6, Row3[2]=26, Row5[5]=6, Row4[2]=14, Row1[1]=105, Row5[4]=6

SubType
number-pyramid
Difficulty
hard
Levels
  • [105]
  • [55,50]
  • [29,26,24]
  • [15,14,12,12]
  • [7,8,6,6,6]
Base
  • 7
  • 8
  • 6
  • 6
  • 6
TopValue
105
HiddenCells
  • {"r":4,"c":1,"v":8}
  • {"r":3,"c":2,"v":12}
  • {"r":4,"c":2,"v":6}
  • {"r":2,"c":1,"v":26}
  • {"r":4,"c":4,"v":6}
  • {"r":3,"c":1,"v":14}
  • {"r":0,"c":0,"v":105}
  • {"r":4,"c":3,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [98] → [_, _] → [30, _, 26] → [19, 11, 10, 16] → [_, _, _, _, _]

Show answer

Answer: Row5[2]=9, Row5[4]=8, Row5[3]=2, Row5[1]=10, Row2[2]=47, Row5[5]=8, Row3[2]=21, Row2[1]=51

SubType
number-pyramid
Difficulty
hard
Levels
  • [98]
  • [51,47]
  • [30,21,26]
  • [19,11,10,16]
  • [10,9,2,8,8]
Base
  • 10
  • 9
  • 2
  • 8
  • 8
TopValue
98
HiddenCells
  • {"r":4,"c":1,"v":9}
  • {"r":4,"c":3,"v":8}
  • {"r":4,"c":2,"v":2}
  • {"r":4,"c":0,"v":10}
  • {"r":1,"c":1,"v":47}
  • {"r":4,"c":4,"v":8}
  • {"r":2,"c":1,"v":21}
  • {"r":1,"c":0,"v":51}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [_, _, 22] → [9, 10, 11, _] → [2, 7, 3, _, _]

Show answer

Answer: Row5[5]=3, Row2[2]=43, Row5[4]=8, Row4[4]=11, Row3[2]=21, Row3[1]=19, Row2[1]=40, Row1[1]=83

SubType
number-pyramid
Difficulty
hard
Levels
  • [83]
  • [40,43]
  • [19,21,22]
  • [9,10,11,11]
  • [2,7,3,8,3]
Base
  • 2
  • 7
  • 3
  • 8
  • 3
TopValue
83
HiddenCells
  • {"r":4,"c":4,"v":3}
  • {"r":1,"c":1,"v":43}
  • {"r":4,"c":3,"v":8}
  • {"r":3,"c":3,"v":11}
  • {"r":2,"c":1,"v":21}
  • {"r":2,"c":0,"v":19}
  • {"r":1,"c":0,"v":40}
  • {"r":0,"c":0,"v":83}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [115] → [60, _] → [30, _, 25] → [_, _, 14, 11] → [8, _, _, _, _]

Show answer

Answer: Row5[3]=10, Row4[2]=16, Row2[2]=55, Row5[4]=4, Row4[1]=14, Row5[2]=6, Row3[2]=30, Row5[5]=7

SubType
number-pyramid
Difficulty
hard
Levels
  • [115]
  • [60,55]
  • [30,30,25]
  • [14,16,14,11]
  • [8,6,10,4,7]
Base
  • 8
  • 6
  • 10
  • 4
  • 7
TopValue
115
HiddenCells
  • {"r":4,"c":2,"v":10}
  • {"r":3,"c":1,"v":16}
  • {"r":1,"c":1,"v":55}
  • {"r":4,"c":3,"v":4}
  • {"r":3,"c":0,"v":14}
  • {"r":4,"c":1,"v":6}
  • {"r":2,"c":1,"v":30}
  • {"r":4,"c":4,"v":7}