hard Set 76 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [87] → [37, 50] → [_, _, 31] → [_, 6, 13, _] → [_, _, 3, _, _]

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Answer: Row5[4]=10, Row5[2]=3, Row3[2]=19, Row4[1]=12, Row4[4]=18, Row5[5]=8, Row5[1]=9, Row3[1]=18

SubType
number-pyramid
Difficulty
hard
Levels
  • [87]
  • [37,50]
  • [18,19,31]
  • [12,6,13,18]
  • [9,3,3,10,8]
Base
  • 9
  • 3
  • 3
  • 10
  • 8
TopValue
87
HiddenCells
  • {"r":4,"c":3,"v":10}
  • {"r":4,"c":1,"v":3}
  • {"r":2,"c":1,"v":19}
  • {"r":3,"c":0,"v":12}
  • {"r":3,"c":3,"v":18}
  • {"r":4,"c":4,"v":8}
  • {"r":4,"c":0,"v":9}
  • {"r":2,"c":0,"v":18}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [117] → [_, 59] → [27, _, _] → [_, _, _, 13] → [_, 8, 8, _, 6]

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Answer: Row4[2]=16, Row3[3]=28, Row4[1]=11, Row3[2]=31, Row4[3]=15, Row5[4]=7, Row2[1]=58, Row5[1]=3

SubType
number-pyramid
Difficulty
hard
Levels
  • [117]
  • [58,59]
  • [27,31,28]
  • [11,16,15,13]
  • [3,8,8,7,6]
Base
  • 3
  • 8
  • 8
  • 7
  • 6
TopValue
117
HiddenCells
  • {"r":3,"c":1,"v":16}
  • {"r":2,"c":2,"v":28}
  • {"r":3,"c":0,"v":11}
  • {"r":2,"c":1,"v":31}
  • {"r":3,"c":2,"v":15}
  • {"r":4,"c":3,"v":7}
  • {"r":1,"c":0,"v":58}
  • {"r":4,"c":0,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [69] → [36, 33] → [20, _, _] → [_, 7, 9, _] → [_, _, _, _, 3]

Show answer

Answer: Row4[4]=8, Row5[1]=10, Row5[2]=3, Row5[3]=4, Row5[4]=5, Row3[3]=17, Row3[2]=16, Row4[1]=13

SubType
number-pyramid
Difficulty
hard
Levels
  • [69]
  • [36,33]
  • [20,16,17]
  • [13,7,9,8]
  • [10,3,4,5,3]
Base
  • 10
  • 3
  • 4
  • 5
  • 3
TopValue
69
HiddenCells
  • {"r":3,"c":3,"v":8}
  • {"r":4,"c":0,"v":10}
  • {"r":4,"c":1,"v":3}
  • {"r":4,"c":2,"v":4}
  • {"r":4,"c":3,"v":5}
  • {"r":2,"c":2,"v":17}
  • {"r":2,"c":1,"v":16}
  • {"r":3,"c":0,"v":13}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [84] → [_, _] → [30, 20, _] → [_, 12, _, 6] → [9, _, _, 5, _]

Show answer

Answer: Row5[2]=9, Row5[3]=3, Row2[2]=34, Row4[1]=18, Row3[3]=14, Row2[1]=50, Row5[5]=1, Row4[3]=8

SubType
number-pyramid
Difficulty
hard
Levels
  • [84]
  • [50,34]
  • [30,20,14]
  • [18,12,8,6]
  • [9,9,3,5,1]
Base
  • 9
  • 9
  • 3
  • 5
  • 1
TopValue
84
HiddenCells
  • {"r":4,"c":1,"v":9}
  • {"r":4,"c":2,"v":3}
  • {"r":1,"c":1,"v":34}
  • {"r":3,"c":0,"v":18}
  • {"r":2,"c":2,"v":14}
  • {"r":1,"c":0,"v":50}
  • {"r":4,"c":4,"v":1}
  • {"r":3,"c":2,"v":8}