hard Set 22 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 38] → [17, 19, _] → [_, _, _, 10] → [5, 2, _, 1, _]

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Answer: Row4[3]=9, Row1[1]=74, Row5[5]=9, Row4[2]=10, Row2[1]=36, Row3[3]=19, Row5[3]=8, Row4[1]=7

SubType
number-pyramid
Difficulty
hard
Levels
  • [74]
  • [36,38]
  • [17,19,19]
  • [7,10,9,10]
  • [5,2,8,1,9]
Base
  • 5
  • 2
  • 8
  • 1
  • 9
TopValue
74
HiddenCells
  • {"r":3,"c":2,"v":9}
  • {"r":0,"c":0,"v":74}
  • {"r":4,"c":4,"v":9}
  • {"r":3,"c":1,"v":10}
  • {"r":1,"c":0,"v":36}
  • {"r":2,"c":2,"v":19}
  • {"r":4,"c":2,"v":8}
  • {"r":3,"c":0,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [104] → [_, 47] → [_, _, 23] → [19, _, 10, 13] → [_, _, _, _, 8]

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Answer: Row5[4]=5, Row5[2]=9, Row4[2]=14, Row3[2]=24, Row3[1]=33, Row5[1]=10, Row2[1]=57, Row5[3]=5

SubType
number-pyramid
Difficulty
hard
Levels
  • [104]
  • [57,47]
  • [33,24,23]
  • [19,14,10,13]
  • [10,9,5,5,8]
Base
  • 10
  • 9
  • 5
  • 5
  • 8
TopValue
104
HiddenCells
  • {"r":4,"c":3,"v":5}
  • {"r":4,"c":1,"v":9}
  • {"r":3,"c":1,"v":14}
  • {"r":2,"c":1,"v":24}
  • {"r":2,"c":0,"v":33}
  • {"r":4,"c":0,"v":10}
  • {"r":1,"c":0,"v":57}
  • {"r":4,"c":2,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [54] → [21, _] → [11, 10, 23] → [_, 3, _, _] → [_, _, 1, _, _]

Show answer

Answer: Row4[1]=8, Row5[4]=6, Row5[5]=10, Row5[1]=6, Row5[2]=2, Row4[3]=7, Row4[4]=16, Row2[2]=33

SubType
number-pyramid
Difficulty
hard
Levels
  • [54]
  • [21,33]
  • [11,10,23]
  • [8,3,7,16]
  • [6,2,1,6,10]
Base
  • 6
  • 2
  • 1
  • 6
  • 10
TopValue
54
HiddenCells
  • {"r":3,"c":0,"v":8}
  • {"r":4,"c":3,"v":6}
  • {"r":4,"c":4,"v":10}
  • {"r":4,"c":0,"v":6}
  • {"r":4,"c":1,"v":2}
  • {"r":3,"c":2,"v":7}
  • {"r":3,"c":3,"v":16}
  • {"r":1,"c":1,"v":33}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [101] → [_, _] → [_, 26, _] → [7, _, _, 16] → [6, _, _, 9, 7]

Show answer

Answer: Row3[3]=33, Row2[2]=59, Row5[3]=8, Row4[2]=9, Row2[1]=42, Row3[1]=16, Row5[2]=1, Row4[3]=17

SubType
number-pyramid
Difficulty
hard
Levels
  • [101]
  • [42,59]
  • [16,26,33]
  • [7,9,17,16]
  • [6,1,8,9,7]
Base
  • 6
  • 1
  • 8
  • 9
  • 7
TopValue
101
HiddenCells
  • {"r":2,"c":2,"v":33}
  • {"r":1,"c":1,"v":59}
  • {"r":4,"c":2,"v":8}
  • {"r":3,"c":1,"v":9}
  • {"r":1,"c":0,"v":42}
  • {"r":2,"c":0,"v":16}
  • {"r":4,"c":1,"v":1}
  • {"r":3,"c":2,"v":17}