expert Set 56 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [25] → [15, _] → [9, _, 4]

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Answer: Row3[2]=6, Row2[2]=10

SubType
number-pyramid
Difficulty
expert
Levels
  • [25]
  • [15,10]
  • [9,6,4]
Base
  • 9
  • 6
  • 4
TopValue
25
HiddenCells
  • {"r":2,"c":1,"v":6}
  • {"r":1,"c":1,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [18] → [11, _] → [_, 5, 2]

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Answer: Row2[2]=7, Row3[1]=6

SubType
number-pyramid
Difficulty
expert
Levels
  • [18]
  • [11,7]
  • [6,5,2]
Base
  • 6
  • 5
  • 2
TopValue
18
HiddenCells
  • {"r":1,"c":1,"v":7}
  • {"r":2,"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): [18] → [12, _] → [_, 3, 3]

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Answer: Row3[1]=9, Row2[2]=6

SubType
number-pyramid
Difficulty
expert
Levels
  • [18]
  • [12,6]
  • [9,3,3]
Base
  • 9
  • 3
  • 3
TopValue
18
HiddenCells
  • {"r":2,"c":0,"v":9}
  • {"r":1,"c":1,"v":6}

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

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Answer: Row3[2]=5, Row2[2]=6

SubType
number-pyramid
Difficulty
expert
Levels
  • [15]
  • [9,6]
  • [4,5,1]
Base
  • 4
  • 5
  • 1
TopValue
15
HiddenCells
  • {"r":2,"c":1,"v":5}
  • {"r":1,"c":1,"v":6}