easy Set 81 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [17] → [10, _] → [6, 4, _]

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Answer: Row3[3]=3, Row2[2]=7

SubType
number-pyramid
Difficulty
easy
Levels
  • [17]
  • [10,7]
  • [6,4,3]
Base
  • 6
  • 4
  • 3
TopValue
17
HiddenCells
  • {"r":2,"c":2,"v":3}
  • {"r":1,"c":1,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [11, 9] → [10, 1, _]

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Answer: Row1[1]=20, Row3[3]=8

SubType
number-pyramid
Difficulty
easy
Levels
  • [20]
  • [11,9]
  • [10,1,8]
Base
  • 10
  • 1
  • 8
TopValue
20
HiddenCells
  • {"r":0,"c":0,"v":20}
  • {"r":2,"c":2,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [7, _] → [1, 6, 9]

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Answer: Row1[1]=22, Row2[2]=15

SubType
number-pyramid
Difficulty
easy
Levels
  • [22]
  • [7,15]
  • [1,6,9]
Base
  • 1
  • 6
  • 9
TopValue
22
HiddenCells
  • {"r":0,"c":0,"v":22}
  • {"r":1,"c":1,"v":15}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [24] → [12, _] → [_, 10, 2]

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Answer: Row2[2]=12, Row3[1]=2

SubType
number-pyramid
Difficulty
easy
Levels
  • [24]
  • [12,12]
  • [2,10,2]
Base
  • 2
  • 10
  • 2
TopValue
24
HiddenCells
  • {"r":1,"c":1,"v":12}
  • {"r":2,"c":0,"v":2}