easy Set 99 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [30] → [_, 13] → [10, 7, _]

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Answer: Row3[3]=6, Row2[1]=17

SubType
number-pyramid
Difficulty
easy
Levels
  • [30]
  • [17,13]
  • [10,7,6]
Base
  • 10
  • 7
  • 6
TopValue
30
HiddenCells
  • {"r":2,"c":2,"v":6}
  • {"r":1,"c":0,"v":17}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [38] → [18, _] → [_, 10, 10]

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Answer: Row2[2]=20, Row3[1]=8

SubType
number-pyramid
Difficulty
easy
Levels
  • [38]
  • [18,20]
  • [8,10,10]
Base
  • 8
  • 10
  • 10
TopValue
38
HiddenCells
  • {"r":1,"c":1,"v":20}
  • {"r":2,"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): [15] → [_, 7] → [3, _, 2]

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Answer: Row3[2]=5, Row2[1]=8

SubType
number-pyramid
Difficulty
easy
Levels
  • [15]
  • [8,7]
  • [3,5,2]
Base
  • 3
  • 5
  • 2
TopValue
15
HiddenCells
  • {"r":2,"c":1,"v":5}
  • {"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): [29] → [_, 12] → [8, 9, _]

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Answer: Row2[1]=17, Row3[3]=3

SubType
number-pyramid
Difficulty
easy
Levels
  • [29]
  • [17,12]
  • [8,9,3]
Base
  • 8
  • 9
  • 3
TopValue
29
HiddenCells
  • {"r":1,"c":0,"v":17}
  • {"r":2,"c":2,"v":3}