expert Set 64 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 10] → [3, 8, 2]

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Answer: Row1[1]=21, Row2[1]=11

SubType
number-pyramid
Difficulty
expert
Levels
  • [21]
  • [11,10]
  • [3,8,2]
Base
  • 3
  • 8
  • 2
TopValue
21
HiddenCells
  • {"r":0,"c":0,"v":21}
  • {"r":1,"c":0,"v":11}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [18] → [8, 10] → [_, _, 6]

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Answer: Row3[2]=4, Row3[1]=4

SubType
number-pyramid
Difficulty
expert
Levels
  • [18]
  • [8,10]
  • [4,4,6]
Base
  • 4
  • 4
  • 6
TopValue
18
HiddenCells
  • {"r":2,"c":1,"v":4}
  • {"r":2,"c":0,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [26] → [14, _] → [8, 6, _]

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Answer: Row2[2]=12, Row3[3]=6

SubType
number-pyramid
Difficulty
expert
Levels
  • [26]
  • [14,12]
  • [8,6,6]
Base
  • 8
  • 6
  • 6
TopValue
26
HiddenCells
  • {"r":1,"c":1,"v":12}
  • {"r":2,"c":2,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [36] → [19, _] → [_, 10, 7]

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Answer: Row2[2]=17, Row3[1]=9

SubType
number-pyramid
Difficulty
expert
Levels
  • [36]
  • [19,17]
  • [9,10,7]
Base
  • 9
  • 10
  • 7
TopValue
36
HiddenCells
  • {"r":1,"c":1,"v":17}
  • {"r":2,"c":0,"v":9}