hard Set 57 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 45] → [_, _, 22] → [7, _, _, 10] → [6, _, 10, 2, _]

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Answer: Row3[1]=18, Row4[3]=12, Row3[2]=23, Row4[2]=11, Row2[1]=41, Row5[5]=8, Row1[1]=86, Row5[2]=1

SubType
number-pyramid
Difficulty
hard
Levels
  • [86]
  • [41,45]
  • [18,23,22]
  • [7,11,12,10]
  • [6,1,10,2,8]
Base
  • 6
  • 1
  • 10
  • 2
  • 8
TopValue
86
HiddenCells
  • {"r":2,"c":0,"v":18}
  • {"r":3,"c":2,"v":12}
  • {"r":2,"c":1,"v":23}
  • {"r":3,"c":1,"v":11}
  • {"r":1,"c":0,"v":41}
  • {"r":4,"c":4,"v":8}
  • {"r":0,"c":0,"v":86}
  • {"r":4,"c":1,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [128] → [65, _] → [_, 33, 30] → [15, _, 16, 14] → [_, _, _, _, _]

Show answer

Answer: Row5[5]=7, Row5[2]=8, Row2[2]=63, Row4[2]=17, Row5[3]=9, Row5[4]=7, Row5[1]=7, Row3[1]=32

SubType
number-pyramid
Difficulty
hard
Levels
  • [128]
  • [65,63]
  • [32,33,30]
  • [15,17,16,14]
  • [7,8,9,7,7]
Base
  • 7
  • 8
  • 9
  • 7
  • 7
TopValue
128
HiddenCells
  • {"r":4,"c":4,"v":7}
  • {"r":4,"c":1,"v":8}
  • {"r":1,"c":1,"v":63}
  • {"r":3,"c":1,"v":17}
  • {"r":4,"c":2,"v":9}
  • {"r":4,"c":3,"v":7}
  • {"r":4,"c":0,"v":7}
  • {"r":2,"c":0,"v":32}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 39] → [_, _, _] → [18, _, 9, 8] → [9, _, 4, _, 3]

Show answer

Answer: Row4[2]=13, Row5[2]=9, Row3[3]=17, Row5[4]=5, Row2[1]=53, Row1[1]=92, Row3[2]=22, Row3[1]=31

SubType
number-pyramid
Difficulty
hard
Levels
  • [92]
  • [53,39]
  • [31,22,17]
  • [18,13,9,8]
  • [9,9,4,5,3]
Base
  • 9
  • 9
  • 4
  • 5
  • 3
TopValue
92
HiddenCells
  • {"r":3,"c":1,"v":13}
  • {"r":4,"c":1,"v":9}
  • {"r":2,"c":2,"v":17}
  • {"r":4,"c":3,"v":5}
  • {"r":1,"c":0,"v":53}
  • {"r":0,"c":0,"v":92}
  • {"r":2,"c":1,"v":22}
  • {"r":2,"c":0,"v":31}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [41, 35] → [_, _, 18] → [_, _, _, 11] → [5, 9, _, 6, _]

Show answer

Answer: Row4[2]=10, Row4[1]=14, Row5[5]=5, Row1[1]=76, Row3[2]=17, Row4[3]=7, Row5[3]=1, Row3[1]=24

SubType
number-pyramid
Difficulty
hard
Levels
  • [76]
  • [41,35]
  • [24,17,18]
  • [14,10,7,11]
  • [5,9,1,6,5]
Base
  • 5
  • 9
  • 1
  • 6
  • 5
TopValue
76
HiddenCells
  • {"r":3,"c":1,"v":10}
  • {"r":3,"c":0,"v":14}
  • {"r":4,"c":4,"v":5}
  • {"r":0,"c":0,"v":76}
  • {"r":2,"c":1,"v":17}
  • {"r":3,"c":2,"v":7}
  • {"r":4,"c":2,"v":1}
  • {"r":2,"c":0,"v":24}