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): [21] → [13, _] → [7, 6, _]

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Answer: Row3[3]=2, Row2[2]=8

SubType
number-pyramid
Difficulty
expert
Levels
  • [21]
  • [13,8]
  • [7,6,2]
Base
  • 7
  • 6
  • 2
TopValue
21
HiddenCells
  • {"r":2,"c":2,"v":2}
  • {"r":1,"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): [29] → [17, _] → [_, 9, 3]

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Answer: Row3[1]=8, Row2[2]=12

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

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [21] → [7, 14] → [_, _, 9]

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Answer: Row3[1]=2, Row3[2]=5

SubType
number-pyramid
Difficulty
expert
Levels
  • [21]
  • [7,14]
  • [2,5,9]
Base
  • 2
  • 5
  • 9
TopValue
21
HiddenCells
  • {"r":2,"c":0,"v":2}
  • {"r":2,"c":1,"v":5}

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

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Answer: Row1[1]=36, Row2[2]=17

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