expert Set 35 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [19] → [12, _] → [9, 3, _]

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Answer: Row2[2]=7, Row3[3]=4

SubType
number-pyramid
Difficulty
expert
Levels
  • [19]
  • [12,7]
  • [9,3,4]
Base
  • 9
  • 3
  • 4
TopValue
19
HiddenCells
  • {"r":1,"c":1,"v":7}
  • {"r":2,"c":2,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [25] → [10, _] → [1, _, 6]

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Answer: Row2[2]=15, Row3[2]=9

SubType
number-pyramid
Difficulty
expert
Levels
  • [25]
  • [10,15]
  • [1,9,6]
Base
  • 1
  • 9
  • 6
TopValue
25
HiddenCells
  • {"r":1,"c":1,"v":15}
  • {"r":2,"c":1,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [14] → [_, 7] → [4, 3, _]

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Answer: Row2[1]=7, Row3[3]=4

SubType
number-pyramid
Difficulty
expert
Levels
  • [14]
  • [7,7]
  • [4,3,4]
Base
  • 4
  • 3
  • 4
TopValue
14
HiddenCells
  • {"r":1,"c":0,"v":7}
  • {"r":2,"c":2,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [25] → [_, _] → [7, 6, 6]

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Answer: Row2[2]=12, Row2[1]=13

SubType
number-pyramid
Difficulty
expert
Levels
  • [25]
  • [13,12]
  • [7,6,6]
Base
  • 7
  • 6
  • 6
TopValue
25
HiddenCells
  • {"r":1,"c":1,"v":12}
  • {"r":1,"c":0,"v":13}