easy Set 80 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [31] → [14, 17] → [_, 7, _]

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Answer: Row3[1]=7, Row3[3]=10

SubType
number-pyramid
Difficulty
easy
Levels
  • [31]
  • [14,17]
  • [7,7,10]
Base
  • 7
  • 7
  • 10
TopValue
31
HiddenCells
  • {"r":2,"c":0,"v":7}
  • {"r":2,"c":2,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 12] → [5, 4, 8]

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Answer: Row2[1]=9, Row1[1]=21

SubType
number-pyramid
Difficulty
easy
Levels
  • [21]
  • [9,12]
  • [5,4,8]
Base
  • 5
  • 4
  • 8
TopValue
21
HiddenCells
  • {"r":1,"c":0,"v":9}
  • {"r":0,"c":0,"v":21}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [15, 11] → [7, 8, _]

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Answer: Row3[3]=3, Row1[1]=26

SubType
number-pyramid
Difficulty
easy
Levels
  • [26]
  • [15,11]
  • [7,8,3]
Base
  • 7
  • 8
  • 3
TopValue
26
HiddenCells
  • {"r":2,"c":2,"v":3}
  • {"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): [25] → [_, 12] → [_, 8, 4]

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Answer: Row3[1]=5, Row2[1]=13

SubType
number-pyramid
Difficulty
easy
Levels
  • [25]
  • [13,12]
  • [5,8,4]
Base
  • 5
  • 8
  • 4
TopValue
25
HiddenCells
  • {"r":2,"c":0,"v":5}
  • {"r":1,"c":0,"v":13}