hard Set 45 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [4, _, _] → [2, 2, _, _] → [1, 1, 1, 9, _]

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Answer: Row3[3]=26, Row4[3]=10, Row4[4]=16, Row1[1]=54, Row2[2]=38, Row5[5]=7, Row3[2]=12, Row2[1]=16

SubType
number-pyramid
Difficulty
hard
Levels
  • [54]
  • [16,38]
  • [4,12,26]
  • [2,2,10,16]
  • [1,1,1,9,7]
Base
  • 1
  • 1
  • 1
  • 9
  • 7
TopValue
54
HiddenCells
  • {"r":2,"c":2,"v":26}
  • {"r":3,"c":2,"v":10}
  • {"r":3,"c":3,"v":16}
  • {"r":0,"c":0,"v":54}
  • {"r":1,"c":1,"v":38}
  • {"r":4,"c":4,"v":7}
  • {"r":2,"c":1,"v":12}
  • {"r":1,"c":0,"v":16}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [84] → [38, 46] → [_, 22, _] → [_, _, _, 12] → [5, _, _, _, 9]

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Answer: Row5[3]=9, Row5[4]=3, Row4[2]=10, Row4[3]=12, Row3[3]=24, Row4[1]=6, Row5[2]=1, Row3[1]=16

SubType
number-pyramid
Difficulty
hard
Levels
  • [84]
  • [38,46]
  • [16,22,24]
  • [6,10,12,12]
  • [5,1,9,3,9]
Base
  • 5
  • 1
  • 9
  • 3
  • 9
TopValue
84
HiddenCells
  • {"r":4,"c":2,"v":9}
  • {"r":4,"c":3,"v":3}
  • {"r":3,"c":1,"v":10}
  • {"r":3,"c":2,"v":12}
  • {"r":2,"c":2,"v":24}
  • {"r":3,"c":0,"v":6}
  • {"r":4,"c":1,"v":1}
  • {"r":2,"c":0,"v":16}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [71] → [36, _] → [_, 17, 18] → [10, 9, _, _] → [2, _, _, _, _]

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Answer: Row5[3]=1, Row4[3]=8, Row3[1]=19, Row5[5]=3, Row4[4]=10, Row5[4]=7, Row2[2]=35, Row5[2]=8

SubType
number-pyramid
Difficulty
hard
Levels
  • [71]
  • [36,35]
  • [19,17,18]
  • [10,9,8,10]
  • [2,8,1,7,3]
Base
  • 2
  • 8
  • 1
  • 7
  • 3
TopValue
71
HiddenCells
  • {"r":4,"c":2,"v":1}
  • {"r":3,"c":2,"v":8}
  • {"r":2,"c":0,"v":19}
  • {"r":4,"c":4,"v":3}
  • {"r":3,"c":3,"v":10}
  • {"r":4,"c":3,"v":7}
  • {"r":1,"c":1,"v":35}
  • {"r":4,"c":1,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [58, 51] → [32, _, _] → [17, 15, _, _] → [_, _, _, 4, 10]

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Answer: Row5[3]=7, Row5[2]=8, Row3[3]=25, Row3[2]=26, Row5[1]=9, Row4[4]=14, Row1[1]=109, Row4[3]=11

SubType
number-pyramid
Difficulty
hard
Levels
  • [109]
  • [58,51]
  • [32,26,25]
  • [17,15,11,14]
  • [9,8,7,4,10]
Base
  • 9
  • 8
  • 7
  • 4
  • 10
TopValue
109
HiddenCells
  • {"r":4,"c":2,"v":7}
  • {"r":4,"c":1,"v":8}
  • {"r":2,"c":2,"v":25}
  • {"r":2,"c":1,"v":26}
  • {"r":4,"c":0,"v":9}
  • {"r":3,"c":3,"v":14}
  • {"r":0,"c":0,"v":109}
  • {"r":3,"c":2,"v":11}