medium Set 29 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 19] → [_, 10, 9] → [_, 8, 2, 7]

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Answer: Row1[1]=44, Row3[1]=15, Row2[1]=25, Row4[1]=7

SubType
number-pyramid
Difficulty
medium
Levels
  • [44]
  • [25,19]
  • [15,10,9]
  • [7,8,2,7]
Base
  • 7
  • 8
  • 2
  • 7
TopValue
44
HiddenCells
  • {"r":0,"c":0,"v":44}
  • {"r":2,"c":0,"v":15}
  • {"r":1,"c":0,"v":25}
  • {"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): [_] → [10, 12] → [5, 5, _] → [_, 4, _, 6]

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Answer: Row3[3]=7, Row4[1]=1, Row1[1]=22, Row4[3]=1

SubType
number-pyramid
Difficulty
medium
Levels
  • [22]
  • [10,12]
  • [5,5,7]
  • [1,4,1,6]
Base
  • 1
  • 4
  • 1
  • 6
TopValue
22
HiddenCells
  • {"r":2,"c":2,"v":7}
  • {"r":3,"c":0,"v":1}
  • {"r":0,"c":0,"v":22}
  • {"r":3,"c":2,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [29] → [_, _] → [9, 8, 4] → [2, _, _, 3]

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Answer: Row4[3]=1, Row2[2]=12, Row2[1]=17, Row4[2]=7

SubType
number-pyramid
Difficulty
medium
Levels
  • [29]
  • [17,12]
  • [9,8,4]
  • [2,7,1,3]
Base
  • 2
  • 7
  • 1
  • 3
TopValue
29
HiddenCells
  • {"r":3,"c":2,"v":1}
  • {"r":1,"c":1,"v":12}
  • {"r":1,"c":0,"v":17}
  • {"r":3,"c":1,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [46] → [20, _] → [8, _, _] → [_, 7, 5, 9]

Show answer

Answer: Row3[3]=14, Row4[1]=1, Row2[2]=26, Row3[2]=12

SubType
number-pyramid
Difficulty
medium
Levels
  • [46]
  • [20,26]
  • [8,12,14]
  • [1,7,5,9]
Base
  • 1
  • 7
  • 5
  • 9
TopValue
46
HiddenCells
  • {"r":2,"c":2,"v":14}
  • {"r":3,"c":0,"v":1}
  • {"r":1,"c":1,"v":26}
  • {"r":2,"c":1,"v":12}