expert Set 45 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [19] → [8, _] → [5, _, 8]

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Answer: Row3[2]=3, Row2[2]=11

SubType
number-pyramid
Difficulty
expert
Levels
  • [19]
  • [8,11]
  • [5,3,8]
Base
  • 5
  • 3
  • 8
TopValue
19
HiddenCells
  • {"r":2,"c":1,"v":3}
  • {"r":1,"c":1,"v":11}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [37] → [18, 19] → [_, 9, _]

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Answer: Row3[3]=10, Row3[1]=9

SubType
number-pyramid
Difficulty
expert
Levels
  • [37]
  • [18,19]
  • [9,9,10]
Base
  • 9
  • 9
  • 10
TopValue
37
HiddenCells
  • {"r":2,"c":2,"v":10}
  • {"r":2,"c":0,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [28] → [_, 14] → [_, 7, 7]

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

SubType
number-pyramid
Difficulty
expert
Levels
  • [28]
  • [14,14]
  • [7,7,7]
Base
  • 7
  • 7
  • 7
TopValue
28
HiddenCells
  • {"r":2,"c":0,"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): [20] → [9, _] → [1, 8, _]

Show answer

Answer: Row2[2]=11, Row3[3]=3

SubType
number-pyramid
Difficulty
expert
Levels
  • [20]
  • [9,11]
  • [1,8,3]
Base
  • 1
  • 8
  • 3
TopValue
20
HiddenCells
  • {"r":1,"c":1,"v":11}
  • {"r":2,"c":2,"v":3}