expert Set 65 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, 10]

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Answer: Row1[1]=35, Row2[2]=18

SubType
number-pyramid
Difficulty
expert
Levels
  • [35]
  • [17,18]
  • [9,8,10]
Base
  • 9
  • 8
  • 10
TopValue
35
HiddenCells
  • {"r":0,"c":0,"v":35}
  • {"r":1,"c":1,"v":18}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 4] → [10, 1, 3]

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Answer: Row2[1]=11, Row1[1]=15

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

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [26] → [10, 16] → [_, 7, _]

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Answer: Row3[3]=9, Row3[1]=3

SubType
number-pyramid
Difficulty
expert
Levels
  • [26]
  • [10,16]
  • [3,7,9]
Base
  • 3
  • 7
  • 9
TopValue
26
HiddenCells
  • {"r":2,"c":2,"v":9}
  • {"r":2,"c":0,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [20] → [12, 8] → [_, 3, _]

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Answer: Row3[1]=9, Row3[3]=5

SubType
number-pyramid
Difficulty
expert
Levels
  • [20]
  • [12,8]
  • [9,3,5]
Base
  • 9
  • 3
  • 5
TopValue
20
HiddenCells
  • {"r":2,"c":0,"v":9}
  • {"r":2,"c":2,"v":5}