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): [_] → [13, _] → [3, 10, 5]

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Answer: Row1[1]=28, Row2[2]=15

SubType
number-pyramid
Difficulty
expert
Levels
  • [28]
  • [13,15]
  • [3,10,5]
Base
  • 3
  • 10
  • 5
TopValue
28
HiddenCells
  • {"r":0,"c":0,"v":28}
  • {"r":1,"c":1,"v":15}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [10, 9] → [9, _, 8]

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Answer: Row1[1]=19, Row3[2]=1

SubType
number-pyramid
Difficulty
expert
Levels
  • [19]
  • [10,9]
  • [9,1,8]
Base
  • 9
  • 1
  • 8
TopValue
19
HiddenCells
  • {"r":0,"c":0,"v":19}
  • {"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): [_] → [_, 11] → [1, 7, 4]

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Answer: Row1[1]=19, Row2[1]=8

SubType
number-pyramid
Difficulty
expert
Levels
  • [19]
  • [8,11]
  • [1,7,4]
Base
  • 1
  • 7
  • 4
TopValue
19
HiddenCells
  • {"r":0,"c":0,"v":19}
  • {"r":1,"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): [12] → [_, 8] → [3, _, 7]

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Answer: Row2[1]=4, Row3[2]=1

SubType
number-pyramid
Difficulty
expert
Levels
  • [12]
  • [4,8]
  • [3,1,7]
Base
  • 3
  • 1
  • 7
TopValue
12
HiddenCells
  • {"r":1,"c":0,"v":4}
  • {"r":2,"c":1,"v":1}