expert Set 81 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [22] → [10, _] → [8, _, 10]

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

SubType
number-pyramid
Difficulty
expert
Levels
  • [22]
  • [10,12]
  • [8,2,10]
Base
  • 8
  • 2
  • 10
TopValue
22
HiddenCells
  • {"r":2,"c":1,"v":2}
  • {"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): [32] → [15, _] → [7, _, 9]

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Answer: Row3[2]=8, Row2[2]=17

SubType
number-pyramid
Difficulty
expert
Levels
  • [32]
  • [15,17]
  • [7,8,9]
Base
  • 7
  • 8
  • 9
TopValue
32
HiddenCells
  • {"r":2,"c":1,"v":8}
  • {"r":1,"c":1,"v":17}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [18] → [9, 9] → [_, 8, _]

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Answer: Row3[1]=1, Row3[3]=1

SubType
number-pyramid
Difficulty
expert
Levels
  • [18]
  • [9,9]
  • [1,8,1]
Base
  • 1
  • 8
  • 1
TopValue
18
HiddenCells
  • {"r":2,"c":0,"v":1}
  • {"r":2,"c":2,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [5, 9] → [4, 1, _]

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Answer: Row1[1]=14, Row3[3]=8

SubType
number-pyramid
Difficulty
expert
Levels
  • [14]
  • [5,9]
  • [4,1,8]
Base
  • 4
  • 1
  • 8
TopValue
14
HiddenCells
  • {"r":0,"c":0,"v":14}
  • {"r":2,"c":2,"v":8}