expert Set 74 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [12, _] → [4, 8, 7]

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Answer: Row2[2]=15, Row1[1]=27

SubType
number-pyramid
Difficulty
expert
Levels
  • [27]
  • [12,15]
  • [4,8,7]
Base
  • 4
  • 8
  • 7
TopValue
27
HiddenCells
  • {"r":1,"c":1,"v":15}
  • {"r":0,"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): [14] → [_, 5] → [5, 4, _]

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Answer: Row2[1]=9, Row3[3]=1

SubType
number-pyramid
Difficulty
expert
Levels
  • [14]
  • [9,5]
  • [5,4,1]
Base
  • 5
  • 4
  • 1
TopValue
14
HiddenCells
  • {"r":1,"c":0,"v":9}
  • {"r":2,"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): [26] → [9, _] → [_, 8, 9]

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Answer: Row3[1]=1, Row2[2]=17

SubType
number-pyramid
Difficulty
expert
Levels
  • [26]
  • [9,17]
  • [1,8,9]
Base
  • 1
  • 8
  • 9
TopValue
26
HiddenCells
  • {"r":2,"c":0,"v":1}
  • {"r":1,"c":1,"v":17}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [13] → [8, 5] → [_, _, 4]

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Answer: Row3[1]=7, Row3[2]=1

SubType
number-pyramid
Difficulty
expert
Levels
  • [13]
  • [8,5]
  • [7,1,4]
Base
  • 7
  • 1
  • 4
TopValue
13
HiddenCells
  • {"r":2,"c":0,"v":7}
  • {"r":2,"c":1,"v":1}