expert 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): [27] → [10, 17] → [_, _, 10]

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Answer: Row3[1]=3, Row3[2]=7

SubType
number-pyramid
Difficulty
expert
Levels
  • [27]
  • [10,17]
  • [3,7,10]
Base
  • 3
  • 7
  • 10
TopValue
27
HiddenCells
  • {"r":2,"c":0,"v":3}
  • {"r":2,"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): [13] → [_, 6] → [3, 4, _]

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Answer: Row2[1]=7, Row3[3]=2

SubType
number-pyramid
Difficulty
expert
Levels
  • [13]
  • [7,6]
  • [3,4,2]
Base
  • 3
  • 4
  • 2
TopValue
13
HiddenCells
  • {"r":1,"c":0,"v":7}
  • {"r":2,"c":2,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 10] → [9, 6, 4]

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Answer: Row2[1]=15, Row1[1]=25

SubType
number-pyramid
Difficulty
expert
Levels
  • [25]
  • [15,10]
  • [9,6,4]
Base
  • 9
  • 6
  • 4
TopValue
25
HiddenCells
  • {"r":1,"c":0,"v":15}
  • {"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): [27] → [17, _] → [9, _, 2]

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Answer: Row2[2]=10, Row3[2]=8

SubType
number-pyramid
Difficulty
expert
Levels
  • [27]
  • [17,10]
  • [9,8,2]
Base
  • 9
  • 8
  • 2
TopValue
27
HiddenCells
  • {"r":1,"c":1,"v":10}
  • {"r":2,"c":1,"v":8}