expert Set 55 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [10, 16] → [3, _, 9]

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Answer: Row1[1]=26, Row3[2]=7

SubType
number-pyramid
Difficulty
expert
Levels
  • [26]
  • [10,16]
  • [3,7,9]
Base
  • 3
  • 7
  • 9
TopValue
26
HiddenCells
  • {"r":0,"c":0,"v":26}
  • {"r":2,"c":1,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [5, 8] → [_, 3, 5]

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Answer: Row1[1]=13, Row3[1]=2

SubType
number-pyramid
Difficulty
expert
Levels
  • [13]
  • [5,8]
  • [2,3,5]
Base
  • 2
  • 3
  • 5
TopValue
13
HiddenCells
  • {"r":0,"c":0,"v":13}
  • {"r":2,"c":0,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [9] → [_, 4] → [_, 1, 3]

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Answer: Row3[1]=4, Row2[1]=5

SubType
number-pyramid
Difficulty
expert
Levels
  • [9]
  • [5,4]
  • [4,1,3]
Base
  • 4
  • 1
  • 3
TopValue
9
HiddenCells
  • {"r":2,"c":0,"v":4}
  • {"r":1,"c":0,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [6, 6] → [2, 4, _]

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Answer: Row3[3]=2, Row1[1]=12

SubType
number-pyramid
Difficulty
expert
Levels
  • [12]
  • [6,6]
  • [2,4,2]
Base
  • 2
  • 4
  • 2
TopValue
12
HiddenCells
  • {"r":2,"c":2,"v":2}
  • {"r":0,"c":0,"v":12}