expert Set 61 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [18] → [8, _] → [1, _, 3]

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Answer: Row3[2]=7, Row2[2]=10

SubType
number-pyramid
Difficulty
expert
Levels
  • [18]
  • [8,10]
  • [1,7,3]
Base
  • 1
  • 7
  • 3
TopValue
18
HiddenCells
  • {"r":2,"c":1,"v":7}
  • {"r":1,"c":1,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [14, 14] → [_, 7, 7]

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Answer: Row3[1]=7, Row1[1]=28

SubType
number-pyramid
Difficulty
expert
Levels
  • [28]
  • [14,14]
  • [7,7,7]
Base
  • 7
  • 7
  • 7
TopValue
28
HiddenCells
  • {"r":2,"c":0,"v":7}
  • {"r":0,"c":0,"v":28}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [17] → [9, 8] → [_, _, 5]

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Answer: Row3[2]=3, Row3[1]=6

SubType
number-pyramid
Difficulty
expert
Levels
  • [17]
  • [9,8]
  • [6,3,5]
Base
  • 6
  • 3
  • 5
TopValue
17
HiddenCells
  • {"r":2,"c":1,"v":3}
  • {"r":2,"c":0,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [30] → [14, _] → [4, 10, _]

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Answer: Row3[3]=6, Row2[2]=16

SubType
number-pyramid
Difficulty
expert
Levels
  • [30]
  • [14,16]
  • [4,10,6]
Base
  • 4
  • 10
  • 6
TopValue
30
HiddenCells
  • {"r":2,"c":2,"v":6}
  • {"r":1,"c":1,"v":16}