expert Set 53 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [25] → [_, _] → [3, 10, 2]

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Answer: Row2[1]=13, Row2[2]=12

SubType
number-pyramid
Difficulty
expert
Levels
  • [25]
  • [13,12]
  • [3,10,2]
Base
  • 3
  • 10
  • 2
TopValue
25
HiddenCells
  • {"r":1,"c":0,"v":13}
  • {"r":1,"c":1,"v":12}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [10, _] → [1, 9, 6]

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Answer: Row2[2]=15, Row1[1]=25

SubType
number-pyramid
Difficulty
expert
Levels
  • [25]
  • [10,15]
  • [1,9,6]
Base
  • 1
  • 9
  • 6
TopValue
25
HiddenCells
  • {"r":1,"c":1,"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): [_] → [15, 9] → [_, 5, 4]

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Answer: Row1[1]=24, Row3[1]=10

SubType
number-pyramid
Difficulty
expert
Levels
  • [24]
  • [15,9]
  • [10,5,4]
Base
  • 10
  • 5
  • 4
TopValue
24
HiddenCells
  • {"r":0,"c":0,"v":24}
  • {"r":2,"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): [16] → [4, 12] → [1, _, _]

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Answer: Row3[2]=3, Row3[3]=9

SubType
number-pyramid
Difficulty
expert
Levels
  • [16]
  • [4,12]
  • [1,3,9]
Base
  • 1
  • 3
  • 9
TopValue
16
HiddenCells
  • {"r":2,"c":1,"v":3}
  • {"r":2,"c":2,"v":9}