expert Set 68 Form Exercise

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

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

SubType
number-pyramid
Difficulty
expert
Levels
  • [17]
  • [9,8]
  • [8,1,7]
Base
  • 8
  • 1
  • 7
TopValue
17
HiddenCells
  • {"r":2,"c":1,"v":1}
  • {"r":2,"c":2,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [15] → [_, 5] → [_, 2, 3]

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Answer: Row2[1]=10, Row3[1]=8

SubType
number-pyramid
Difficulty
expert
Levels
  • [15]
  • [10,5]
  • [8,2,3]
Base
  • 8
  • 2
  • 3
TopValue
15
HiddenCells
  • {"r":1,"c":0,"v":10}
  • {"r":2,"c":0,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [19] → [_, 9] → [8, 2, _]

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Answer: Row3[3]=7, Row2[1]=10

SubType
number-pyramid
Difficulty
expert
Levels
  • [19]
  • [10,9]
  • [8,2,7]
Base
  • 8
  • 2
  • 7
TopValue
19
HiddenCells
  • {"r":2,"c":2,"v":7}
  • {"r":1,"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): [18] → [10, _] → [3, _, 1]

Show answer

Answer: Row2[2]=8, Row3[2]=7

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