easy Set 72 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, 2]

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Answer: Row2[2]=12, Row1[1]=25

SubType
number-pyramid
Difficulty
easy
Levels
  • [25]
  • [13,12]
  • [3,10,2]
Base
  • 3
  • 10
  • 2
TopValue
25
HiddenCells
  • {"r":1,"c":1,"v":12}
  • {"r":0,"c":0,"v":25}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [21] → [_, 13] → [1, 7, _]

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Answer: Row2[1]=8, Row3[3]=6

SubType
number-pyramid
Difficulty
easy
Levels
  • [21]
  • [8,13]
  • [1,7,6]
Base
  • 1
  • 7
  • 6
TopValue
21
HiddenCells
  • {"r":1,"c":0,"v":8}
  • {"r":2,"c":2,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [24] → [_, 13] → [_, 7, 6]

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Answer: Row2[1]=11, Row3[1]=4

SubType
number-pyramid
Difficulty
easy
Levels
  • [24]
  • [11,13]
  • [4,7,6]
Base
  • 4
  • 7
  • 6
TopValue
24
HiddenCells
  • {"r":1,"c":0,"v":11}
  • {"r":2,"c":0,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [10, 15] → [_, 6, 9]

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Answer: Row3[1]=4, Row1[1]=25

SubType
number-pyramid
Difficulty
easy
Levels
  • [25]
  • [10,15]
  • [4,6,9]
Base
  • 4
  • 6
  • 9
TopValue
25
HiddenCells
  • {"r":2,"c":0,"v":4}
  • {"r":0,"c":0,"v":25}