easy Set 89 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [15] → [_, _] → [7, 1, 6]

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Answer: Row2[1]=8, Row2[2]=7

SubType
number-pyramid
Difficulty
easy
Levels
  • [15]
  • [8,7]
  • [7,1,6]
Base
  • 7
  • 1
  • 6
TopValue
15
HiddenCells
  • {"r":1,"c":0,"v":8}
  • {"r":1,"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): [14] → [_, 6] → [7, _, 5]

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Answer: Row2[1]=8, Row3[2]=1

SubType
number-pyramid
Difficulty
easy
Levels
  • [14]
  • [8,6]
  • [7,1,5]
Base
  • 7
  • 1
  • 5
TopValue
14
HiddenCells
  • {"r":1,"c":0,"v":8}
  • {"r":2,"c":1,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [10, 7] → [_, 6, 1]

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Answer: Row3[1]=4, Row1[1]=17

SubType
number-pyramid
Difficulty
easy
Levels
  • [17]
  • [10,7]
  • [4,6,1]
Base
  • 4
  • 6
  • 1
TopValue
17
HiddenCells
  • {"r":2,"c":0,"v":4}
  • {"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): [21] → [10, 11] → [_, 8, _]

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

SubType
number-pyramid
Difficulty
easy
Levels
  • [21]
  • [10,11]
  • [2,8,3]
Base
  • 2
  • 8
  • 3
TopValue
21
HiddenCells
  • {"r":2,"c":2,"v":3}
  • {"r":2,"c":0,"v":2}