easy Set 51 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [9, 17] → [1, _, 9]

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Answer: Row3[2]=8, Row1[1]=26

SubType
number-pyramid
Difficulty
easy
Levels
  • [26]
  • [9,17]
  • [1,8,9]
Base
  • 1
  • 8
  • 9
TopValue
26
HiddenCells
  • {"r":2,"c":1,"v":8}
  • {"r":0,"c":0,"v":26}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [18] → [7, _] → [3, _, 7]

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Answer: Row3[2]=4, Row2[2]=11

SubType
number-pyramid
Difficulty
easy
Levels
  • [18]
  • [7,11]
  • [3,4,7]
Base
  • 3
  • 4
  • 7
TopValue
18
HiddenCells
  • {"r":2,"c":1,"v":4}
  • {"r":1,"c":1,"v":11}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [15] → [9, _] → [7, 2, _]

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Answer: Row2[2]=6, Row3[3]=4

SubType
number-pyramid
Difficulty
easy
Levels
  • [15]
  • [9,6]
  • [7,2,4]
Base
  • 7
  • 2
  • 4
TopValue
15
HiddenCells
  • {"r":1,"c":1,"v":6}
  • {"r":2,"c":2,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [24] → [13, 11] → [10, _, _]

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Answer: Row3[2]=3, Row3[3]=8

SubType
number-pyramid
Difficulty
easy
Levels
  • [24]
  • [13,11]
  • [10,3,8]
Base
  • 10
  • 3
  • 8
TopValue
24
HiddenCells
  • {"r":2,"c":1,"v":3}
  • {"r":2,"c":2,"v":8}