hard Set 58 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [120] → [63, 57] → [33, _, _] → [_, _, 14, _] → [10, 7, _, _, _]

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Answer: Row5[4]=5, Row4[2]=16, Row3[3]=27, Row3[2]=30, Row4[1]=17, Row5[5]=8, Row5[3]=9, Row4[4]=13

SubType
number-pyramid
Difficulty
hard
Levels
  • [120]
  • [63,57]
  • [33,30,27]
  • [17,16,14,13]
  • [10,7,9,5,8]
Base
  • 10
  • 7
  • 9
  • 5
  • 8
TopValue
120
HiddenCells
  • {"r":4,"c":3,"v":5}
  • {"r":3,"c":1,"v":16}
  • {"r":2,"c":2,"v":27}
  • {"r":2,"c":1,"v":30}
  • {"r":3,"c":0,"v":17}
  • {"r":4,"c":4,"v":8}
  • {"r":4,"c":2,"v":9}
  • {"r":3,"c":3,"v":13}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [80] → [_, _] → [24, _, _] → [_, 8, _, 13] → [_, 6, 2, 7, _]

Show answer

Answer: Row3[3]=22, Row4[3]=9, Row5[5]=6, Row3[2]=17, Row2[1]=41, Row4[1]=16, Row2[2]=39, Row5[1]=10

SubType
number-pyramid
Difficulty
hard
Levels
  • [80]
  • [41,39]
  • [24,17,22]
  • [16,8,9,13]
  • [10,6,2,7,6]
Base
  • 10
  • 6
  • 2
  • 7
  • 6
TopValue
80
HiddenCells
  • {"r":2,"c":2,"v":22}
  • {"r":3,"c":2,"v":9}
  • {"r":4,"c":4,"v":6}
  • {"r":2,"c":1,"v":17}
  • {"r":1,"c":0,"v":41}
  • {"r":3,"c":0,"v":16}
  • {"r":1,"c":1,"v":39}
  • {"r":4,"c":0,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 38] → [15, _, _] → [_, _, 10, 11] → [3, 5, _, _, 3]

Show answer

Answer: Row4[2]=7, Row2[1]=32, Row3[2]=17, Row5[3]=2, Row5[4]=8, Row4[1]=8, Row3[3]=21, Row1[1]=70

SubType
number-pyramid
Difficulty
hard
Levels
  • [70]
  • [32,38]
  • [15,17,21]
  • [8,7,10,11]
  • [3,5,2,8,3]
Base
  • 3
  • 5
  • 2
  • 8
  • 3
TopValue
70
HiddenCells
  • {"r":3,"c":1,"v":7}
  • {"r":1,"c":0,"v":32}
  • {"r":2,"c":1,"v":17}
  • {"r":4,"c":2,"v":2}
  • {"r":4,"c":3,"v":8}
  • {"r":3,"c":0,"v":8}
  • {"r":2,"c":2,"v":21}
  • {"r":0,"c":0,"v":70}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [63] → [33, _] → [19, _, 16] → [10, _, _, _] → [4, 6, _, _, _]

Show answer

Answer: Row2[2]=30, Row4[4]=11, Row4[2]=9, Row4[3]=5, Row3[2]=14, Row5[3]=3, Row5[4]=2, Row5[5]=9

SubType
number-pyramid
Difficulty
hard
Levels
  • [63]
  • [33,30]
  • [19,14,16]
  • [10,9,5,11]
  • [4,6,3,2,9]
Base
  • 4
  • 6
  • 3
  • 2
  • 9
TopValue
63
HiddenCells
  • {"r":1,"c":1,"v":30}
  • {"r":3,"c":3,"v":11}
  • {"r":3,"c":1,"v":9}
  • {"r":3,"c":2,"v":5}
  • {"r":2,"c":1,"v":14}
  • {"r":4,"c":2,"v":3}
  • {"r":4,"c":3,"v":2}
  • {"r":4,"c":4,"v":9}