easy Set 21 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [20] → [7, _] → [1, _, 7]

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Answer: Row2[2]=13, Row3[2]=6

SubType
number-pyramid
Difficulty
easy
Levels
  • [20]
  • [7,13]
  • [1,6,7]
Base
  • 1
  • 6
  • 7
TopValue
20
HiddenCells
  • {"r":1,"c":1,"v":13}
  • {"r":2,"c":1,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [32] → [13, 19] → [_, 9, _]

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Answer: Row3[1]=4, Row3[3]=10

SubType
number-pyramid
Difficulty
easy
Levels
  • [32]
  • [13,19]
  • [4,9,10]
Base
  • 4
  • 9
  • 10
TopValue
32
HiddenCells
  • {"r":2,"c":0,"v":4}
  • {"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): [_] → [14, _] → [10, 4, 10]

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Answer: Row1[1]=28, Row2[2]=14

SubType
number-pyramid
Difficulty
easy
Levels
  • [28]
  • [14,14]
  • [10,4,10]
Base
  • 10
  • 4
  • 10
TopValue
28
HiddenCells
  • {"r":0,"c":0,"v":28}
  • {"r":1,"c":1,"v":14}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [11, _] → [3, 8, 1]

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Answer: Row1[1]=20, Row2[2]=9

SubType
number-pyramid
Difficulty
easy
Levels
  • [20]
  • [11,9]
  • [3,8,1]
Base
  • 3
  • 8
  • 1
TopValue
20
HiddenCells
  • {"r":0,"c":0,"v":20}
  • {"r":1,"c":1,"v":9}