easy Set 72 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [8, 2] → [7, 1, _]

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Answer: Row3[3]=1, Row1[1]=10

SubType
number-pyramid
Difficulty
easy
Levels
  • [10]
  • [8,2]
  • [7,1,1]
Base
  • 7
  • 1
  • 1
TopValue
10
HiddenCells
  • {"r":2,"c":2,"v":1}
  • {"r":0,"c":0,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 13] → [4, 8, 5]

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Answer: Row2[1]=12, Row1[1]=25

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

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [7, 14] → [2, 5, _]

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Answer: Row3[3]=9, Row1[1]=21

SubType
number-pyramid
Difficulty
easy
Levels
  • [21]
  • [7,14]
  • [2,5,9]
Base
  • 2
  • 5
  • 9
TopValue
21
HiddenCells
  • {"r":2,"c":2,"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): [18] → [_, 9] → [_, 2, 7]

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Answer: Row2[1]=9, Row3[1]=7

SubType
number-pyramid
Difficulty
easy
Levels
  • [18]
  • [9,9]
  • [7,2,7]
Base
  • 7
  • 2
  • 7
TopValue
18
HiddenCells
  • {"r":1,"c":0,"v":9}
  • {"r":2,"c":0,"v":7}