medium Set 59 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [21, _] → [10, 11, _] → [_, 4, 7, 10]

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Answer: Row3[3]=17, Row1[1]=49, Row2[2]=28, Row4[1]=6

SubType
number-pyramid
Difficulty
medium
Levels
  • [49]
  • [21,28]
  • [10,11,17]
  • [6,4,7,10]
Base
  • 6
  • 4
  • 7
  • 10
TopValue
49
HiddenCells
  • {"r":2,"c":2,"v":17}
  • {"r":0,"c":0,"v":49}
  • {"r":1,"c":1,"v":28}
  • {"r":3,"c":0,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [40] → [_, 15] → [_, 10, _] → [_, 9, 1, 4]

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Answer: Row2[1]=25, Row4[1]=6, Row3[1]=15, Row3[3]=5

SubType
number-pyramid
Difficulty
medium
Levels
  • [40]
  • [25,15]
  • [15,10,5]
  • [6,9,1,4]
Base
  • 6
  • 9
  • 1
  • 4
TopValue
40
HiddenCells
  • {"r":1,"c":0,"v":25}
  • {"r":3,"c":0,"v":6}
  • {"r":2,"c":0,"v":15}
  • {"r":2,"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): [25] → [11, _] → [_, 4, 10] → [5, _, _, 8]

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Answer: Row2[2]=14, Row4[3]=2, Row4[2]=2, Row3[1]=7

SubType
number-pyramid
Difficulty
medium
Levels
  • [25]
  • [11,14]
  • [7,4,10]
  • [5,2,2,8]
Base
  • 5
  • 2
  • 2
  • 8
TopValue
25
HiddenCells
  • {"r":1,"c":1,"v":14}
  • {"r":3,"c":2,"v":2}
  • {"r":3,"c":1,"v":2}
  • {"r":2,"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): [49] → [20, _] → [6, _, 15] → [_, _, 10, 5]

Show answer

Answer: Row2[2]=29, Row4[1]=2, Row3[2]=14, Row4[2]=4

SubType
number-pyramid
Difficulty
medium
Levels
  • [49]
  • [20,29]
  • [6,14,15]
  • [2,4,10,5]
Base
  • 2
  • 4
  • 10
  • 5
TopValue
49
HiddenCells
  • {"r":1,"c":1,"v":29}
  • {"r":3,"c":0,"v":2}
  • {"r":2,"c":1,"v":14}
  • {"r":3,"c":1,"v":4}