expert Set 89 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [30] → [_, 16] → [5, 9, _]

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Answer: Row3[3]=7, Row2[1]=14

SubType
number-pyramid
Difficulty
expert
Levels
  • [30]
  • [14,16]
  • [5,9,7]
Base
  • 5
  • 9
  • 7
TopValue
30
HiddenCells
  • {"r":2,"c":2,"v":7}
  • {"r":1,"c":0,"v":14}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [13, _] → [5, 8, 6]

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Answer: Row2[2]=14, Row1[1]=27

SubType
number-pyramid
Difficulty
expert
Levels
  • [27]
  • [13,14]
  • [5,8,6]
Base
  • 5
  • 8
  • 6
TopValue
27
HiddenCells
  • {"r":1,"c":1,"v":14}
  • {"r":0,"c":0,"v":27}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [15] → [_, 4] → [10, 1, _]

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Answer: Row3[3]=3, Row2[1]=11

SubType
number-pyramid
Difficulty
expert
Levels
  • [15]
  • [11,4]
  • [10,1,3]
Base
  • 10
  • 1
  • 3
TopValue
15
HiddenCells
  • {"r":2,"c":2,"v":3}
  • {"r":1,"c":0,"v":11}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [28] → [10, _] → [1, _, 9]

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Answer: Row2[2]=18, Row3[2]=9

SubType
number-pyramid
Difficulty
expert
Levels
  • [28]
  • [10,18]
  • [1,9,9]
Base
  • 1
  • 9
  • 9
TopValue
28
HiddenCells
  • {"r":1,"c":1,"v":18}
  • {"r":2,"c":1,"v":9}