expert Set 72 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [22] → [12, _] → [7, 5, _]

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Answer: Row3[3]=5, Row2[2]=10

SubType
number-pyramid
Difficulty
expert
Levels
  • [22]
  • [12,10]
  • [7,5,5]
Base
  • 7
  • 5
  • 5
TopValue
22
HiddenCells
  • {"r":2,"c":2,"v":5}
  • {"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): [31] → [_, _] → [2, 10, 9]

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Answer: Row2[1]=12, Row2[2]=19

SubType
number-pyramid
Difficulty
expert
Levels
  • [31]
  • [12,19]
  • [2,10,9]
Base
  • 2
  • 10
  • 9
TopValue
31
HiddenCells
  • {"r":1,"c":0,"v":12}
  • {"r":1,"c":1,"v":19}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [5, 12] → [2, 3, _]

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Answer: Row3[3]=9, Row1[1]=17

SubType
number-pyramid
Difficulty
expert
Levels
  • [17]
  • [5,12]
  • [2,3,9]
Base
  • 2
  • 3
  • 9
TopValue
17
HiddenCells
  • {"r":2,"c":2,"v":9}
  • {"r":0,"c":0,"v":17}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [32] → [_, 19] → [3, _, 9]

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Answer: Row3[2]=10, Row2[1]=13

SubType
number-pyramid
Difficulty
expert
Levels
  • [32]
  • [13,19]
  • [3,10,9]
Base
  • 3
  • 10
  • 9
TopValue
32
HiddenCells
  • {"r":2,"c":1,"v":10}
  • {"r":1,"c":0,"v":13}