expert Set 98 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: Row2[2]=10, Row3[2]=7

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

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [20] → [_, _] → [5, 7, 1]

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Answer: Row2[2]=8, Row2[1]=12

SubType
number-pyramid
Difficulty
expert
Levels
  • [20]
  • [12,8]
  • [5,7,1]
Base
  • 5
  • 7
  • 1
TopValue
20
HiddenCells
  • {"r":1,"c":1,"v":8}
  • {"r":1,"c":0,"v":12}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [34] → [_, 14] → [10, 10, _]

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Answer: Row2[1]=20, Row3[3]=4

SubType
number-pyramid
Difficulty
expert
Levels
  • [34]
  • [20,14]
  • [10,10,4]
Base
  • 10
  • 10
  • 4
TopValue
34
HiddenCells
  • {"r":1,"c":0,"v":20}
  • {"r":2,"c":2,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [23] → [_, _] → [4, 5, 9]

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Answer: Row2[2]=14, Row2[1]=9

SubType
number-pyramid
Difficulty
expert
Levels
  • [23]
  • [9,14]
  • [4,5,9]
Base
  • 4
  • 5
  • 9
TopValue
23
HiddenCells
  • {"r":1,"c":1,"v":14}
  • {"r":1,"c":0,"v":9}