expert Set 63 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [15] → [_, 6] → [7, _, 4]

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Answer: Row3[2]=2, Row2[1]=9

SubType
number-pyramid
Difficulty
expert
Levels
  • [15]
  • [9,6]
  • [7,2,4]
Base
  • 7
  • 2
  • 4
TopValue
15
HiddenCells
  • {"r":2,"c":1,"v":2}
  • {"r":1,"c":0,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [8, 9] → [5, 3, _]

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Answer: Row3[3]=6, Row1[1]=17

SubType
number-pyramid
Difficulty
expert
Levels
  • [17]
  • [8,9]
  • [5,3,6]
Base
  • 5
  • 3
  • 6
TopValue
17
HiddenCells
  • {"r":2,"c":2,"v":6}
  • {"r":0,"c":0,"v":17}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [13] → [5, 8] → [_, _, 7]

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Answer: Row3[1]=4, Row3[2]=1

SubType
number-pyramid
Difficulty
expert
Levels
  • [13]
  • [5,8]
  • [4,1,7]
Base
  • 4
  • 1
  • 7
TopValue
13
HiddenCells
  • {"r":2,"c":0,"v":4}
  • {"r":2,"c":1,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 3] → [6, 1, 2]

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Answer: Row1[1]=10, Row2[1]=7

SubType
number-pyramid
Difficulty
expert
Levels
  • [10]
  • [7,3]
  • [6,1,2]
Base
  • 6
  • 1
  • 2
TopValue
10
HiddenCells
  • {"r":0,"c":0,"v":10}
  • {"r":1,"c":0,"v":7}