hard Set 28 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [30, _, 26] → [14, _, 14, 12] → [_, 8, 8, _, _]

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Answer: Row5[5]=6, Row2[1]=60, Row5[1]=6, Row3[2]=30, Row1[1]=116, Row5[4]=6, Row2[2]=56, Row4[2]=16

SubType
number-pyramid
Difficulty
hard
Levels
  • [116]
  • [60,56]
  • [30,30,26]
  • [14,16,14,12]
  • [6,8,8,6,6]
Base
  • 6
  • 8
  • 8
  • 6
  • 6
TopValue
116
HiddenCells
  • {"r":4,"c":4,"v":6}
  • {"r":1,"c":0,"v":60}
  • {"r":4,"c":0,"v":6}
  • {"r":2,"c":1,"v":30}
  • {"r":0,"c":0,"v":116}
  • {"r":4,"c":3,"v":6}
  • {"r":1,"c":1,"v":56}
  • {"r":3,"c":1,"v":16}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 61] → [18, 26, _] → [7, _, 15, _] → [_, _, 5, 10, _]

Show answer

Answer: Row5[2]=6, Row5[1]=1, Row1[1]=105, Row5[5]=10, Row4[4]=20, Row4[2]=11, Row3[3]=35, Row2[1]=44

SubType
number-pyramid
Difficulty
hard
Levels
  • [105]
  • [44,61]
  • [18,26,35]
  • [7,11,15,20]
  • [1,6,5,10,10]
Base
  • 1
  • 6
  • 5
  • 10
  • 10
TopValue
105
HiddenCells
  • {"r":4,"c":1,"v":6}
  • {"r":4,"c":0,"v":1}
  • {"r":0,"c":0,"v":105}
  • {"r":4,"c":4,"v":10}
  • {"r":3,"c":3,"v":20}
  • {"r":3,"c":1,"v":11}
  • {"r":2,"c":2,"v":35}
  • {"r":1,"c":0,"v":44}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 20] → [_, 9, 11] → [_, 5, 4, _] → [_, _, 1, 3, _]

Show answer

Answer: Row5[1]=2, Row1[1]=40, Row4[4]=7, Row3[1]=11, Row5[2]=4, Row4[1]=6, Row5[5]=4, Row2[1]=20

SubType
number-pyramid
Difficulty
hard
Levels
  • [40]
  • [20,20]
  • [11,9,11]
  • [6,5,4,7]
  • [2,4,1,3,4]
Base
  • 2
  • 4
  • 1
  • 3
  • 4
TopValue
40
HiddenCells
  • {"r":4,"c":0,"v":2}
  • {"r":0,"c":0,"v":40}
  • {"r":3,"c":3,"v":7}
  • {"r":2,"c":0,"v":11}
  • {"r":4,"c":1,"v":4}
  • {"r":3,"c":0,"v":6}
  • {"r":4,"c":4,"v":4}
  • {"r":1,"c":0,"v":20}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [35, _, 28] → [17, _, 14, _] → [_, 9, _, 5, 9]

Show answer

Answer: Row4[2]=18, Row5[3]=9, Row3[2]=32, Row2[2]=60, Row4[4]=14, Row1[1]=127, Row2[1]=67, Row5[1]=8

SubType
number-pyramid
Difficulty
hard
Levels
  • [127]
  • [67,60]
  • [35,32,28]
  • [17,18,14,14]
  • [8,9,9,5,9]
Base
  • 8
  • 9
  • 9
  • 5
  • 9
TopValue
127
HiddenCells
  • {"r":3,"c":1,"v":18}
  • {"r":4,"c":2,"v":9}
  • {"r":2,"c":1,"v":32}
  • {"r":1,"c":1,"v":60}
  • {"r":3,"c":3,"v":14}
  • {"r":0,"c":0,"v":127}
  • {"r":1,"c":0,"v":67}
  • {"r":4,"c":0,"v":8}