easy Set 15 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [31] → [_, 15] → [8, 8, _]

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Answer: Row3[3]=7, Row2[1]=16

SubType
number-pyramid
Difficulty
easy
Levels
  • [31]
  • [16,15]
  • [8,8,7]
Base
  • 8
  • 8
  • 7
TopValue
31
HiddenCells
  • {"r":2,"c":2,"v":7}
  • {"r":1,"c":0,"v":16}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [9] → [5, _] → [2, 3, _]

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Answer: Row2[2]=4, Row3[3]=1

SubType
number-pyramid
Difficulty
easy
Levels
  • [9]
  • [5,4]
  • [2,3,1]
Base
  • 2
  • 3
  • 1
TopValue
9
HiddenCells
  • {"r":1,"c":1,"v":4}
  • {"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): [14] → [8, 6] → [_, 5, _]

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

SubType
number-pyramid
Difficulty
easy
Levels
  • [14]
  • [8,6]
  • [3,5,1]
Base
  • 3
  • 5
  • 1
TopValue
14
HiddenCells
  • {"r":2,"c":0,"v":3}
  • {"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): [22] → [_, 9] → [_, 4, 5]

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Answer: Row2[1]=13, Row3[1]=9

SubType
number-pyramid
Difficulty
easy
Levels
  • [22]
  • [13,9]
  • [9,4,5]
Base
  • 9
  • 4
  • 5
TopValue
22
HiddenCells
  • {"r":1,"c":0,"v":13}
  • {"r":2,"c":0,"v":9}