easy Set 79 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 19] → [2, 10, 9]

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Answer: Row1[1]=31, Row2[1]=12

SubType
number-pyramid
Difficulty
easy
Levels
  • [31]
  • [12,19]
  • [2,10,9]
Base
  • 2
  • 10
  • 9
TopValue
31
HiddenCells
  • {"r":0,"c":0,"v":31}
  • {"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): [27] → [14, 13] → [_, _, 6]

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Answer: Row3[2]=7, Row3[1]=7

SubType
number-pyramid
Difficulty
easy
Levels
  • [27]
  • [14,13]
  • [7,7,6]
Base
  • 7
  • 7
  • 6
TopValue
27
HiddenCells
  • {"r":2,"c":1,"v":7}
  • {"r":2,"c":0,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [12, 11] → [9, 3, _]

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Answer: Row3[3]=8, Row1[1]=23

SubType
number-pyramid
Difficulty
easy
Levels
  • [23]
  • [12,11]
  • [9,3,8]
Base
  • 9
  • 3
  • 8
TopValue
23
HiddenCells
  • {"r":2,"c":2,"v":8}
  • {"r":0,"c":0,"v":23}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [25] → [_, _] → [3, 8, 6]

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Answer: Row2[2]=14, Row2[1]=11

SubType
number-pyramid
Difficulty
easy
Levels
  • [25]
  • [11,14]
  • [3,8,6]
Base
  • 3
  • 8
  • 6
TopValue
25
HiddenCells
  • {"r":1,"c":1,"v":14}
  • {"r":1,"c":0,"v":11}