easy Set 25 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [17] → [_, 5] → [_, 4, 1]

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Answer: Row3[1]=8, Row2[1]=12

SubType
number-pyramid
Difficulty
easy
Levels
  • [17]
  • [12,5]
  • [8,4,1]
Base
  • 8
  • 4
  • 1
TopValue
17
HiddenCells
  • {"r":2,"c":0,"v":8}
  • {"r":1,"c":0,"v":12}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [26] → [10, 16] → [_, 9, _]

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

SubType
number-pyramid
Difficulty
easy
Levels
  • [26]
  • [10,16]
  • [1,9,7]
Base
  • 1
  • 9
  • 7
TopValue
26
HiddenCells
  • {"r":2,"c":2,"v":7}
  • {"r":2,"c":0,"v":1}

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

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Answer: Row1[1]=10, Row2[2]=5

SubType
number-pyramid
Difficulty
easy
Levels
  • [10]
  • [5,5]
  • [2,3,2]
Base
  • 2
  • 3
  • 2
TopValue
10
HiddenCells
  • {"r":0,"c":0,"v":10}
  • {"r":1,"c":1,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 13] → [2, 6, 7]

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Answer: Row2[1]=8, Row1[1]=21

SubType
number-pyramid
Difficulty
easy
Levels
  • [21]
  • [8,13]
  • [2,6,7]
Base
  • 2
  • 6
  • 7
TopValue
21
HiddenCells
  • {"r":1,"c":0,"v":8}
  • {"r":0,"c":0,"v":21}