hard Set 54 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [74] → [_, 32] → [_, 15, 17] → [_, 9, 6, _] → [_, _, _, 5, _]

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Answer: Row2[1]=42, Row4[1]=18, Row5[1]=10, Row5[3]=1, Row4[4]=11, Row5[5]=6, Row5[2]=8, Row3[1]=27

SubType
number-pyramid
Difficulty
hard
Levels
  • [74]
  • [42,32]
  • [27,15,17]
  • [18,9,6,11]
  • [10,8,1,5,6]
Base
  • 10
  • 8
  • 1
  • 5
  • 6
TopValue
74
HiddenCells
  • {"r":1,"c":0,"v":42}
  • {"r":3,"c":0,"v":18}
  • {"r":4,"c":0,"v":10}
  • {"r":4,"c":2,"v":1}
  • {"r":3,"c":3,"v":11}
  • {"r":4,"c":4,"v":6}
  • {"r":4,"c":1,"v":8}
  • {"r":2,"c":0,"v":27}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [106] → [52, 54] → [_, 27, _] → [_, 14, _, _] → [5, 6, _, _, _]

Show answer

Answer: Row5[5]=9, Row4[4]=14, Row3[1]=25, Row4[1]=11, Row4[3]=13, Row5[4]=5, Row5[3]=8, Row3[3]=27

SubType
number-pyramid
Difficulty
hard
Levels
  • [106]
  • [52,54]
  • [25,27,27]
  • [11,14,13,14]
  • [5,6,8,5,9]
Base
  • 5
  • 6
  • 8
  • 5
  • 9
TopValue
106
HiddenCells
  • {"r":4,"c":4,"v":9}
  • {"r":3,"c":3,"v":14}
  • {"r":2,"c":0,"v":25}
  • {"r":3,"c":0,"v":11}
  • {"r":3,"c":2,"v":13}
  • {"r":4,"c":3,"v":5}
  • {"r":4,"c":2,"v":8}
  • {"r":2,"c":2,"v":27}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [58] → [_, 25] → [_, _, _] → [7, 10, 6, _] → [2, 5, _, _, _]

Show answer

Answer: Row2[1]=33, Row3[2]=16, Row5[4]=1, Row3[3]=9, Row5[3]=5, Row3[1]=17, Row4[4]=3, Row5[5]=2

SubType
number-pyramid
Difficulty
hard
Levels
  • [58]
  • [33,25]
  • [17,16,9]
  • [7,10,6,3]
  • [2,5,5,1,2]
Base
  • 2
  • 5
  • 5
  • 1
  • 2
TopValue
58
HiddenCells
  • {"r":1,"c":0,"v":33}
  • {"r":2,"c":1,"v":16}
  • {"r":4,"c":3,"v":1}
  • {"r":2,"c":2,"v":9}
  • {"r":4,"c":2,"v":5}
  • {"r":2,"c":0,"v":17}
  • {"r":3,"c":3,"v":3}
  • {"r":4,"c":4,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [67, 59] → [33, _, _] → [14, _, _, _] → [5, _, 10, 5, _]

Show answer

Answer: Row4[2]=19, Row1[1]=126, Row3[3]=25, Row3[2]=34, Row4[3]=15, Row5[5]=5, Row5[2]=9, Row4[4]=10

SubType
number-pyramid
Difficulty
hard
Levels
  • [126]
  • [67,59]
  • [33,34,25]
  • [14,19,15,10]
  • [5,9,10,5,5]
Base
  • 5
  • 9
  • 10
  • 5
  • 5
TopValue
126
HiddenCells
  • {"r":3,"c":1,"v":19}
  • {"r":0,"c":0,"v":126}
  • {"r":2,"c":2,"v":25}
  • {"r":2,"c":1,"v":34}
  • {"r":3,"c":2,"v":15}
  • {"r":4,"c":4,"v":5}
  • {"r":4,"c":1,"v":9}
  • {"r":3,"c":3,"v":10}