easy Set 25 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [25] → [12, 13] → [_, 3, _]

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

SubType
number-pyramid
Difficulty
easy
Levels
  • [25]
  • [12,13]
  • [9,3,10]
Base
  • 9
  • 3
  • 10
TopValue
25
HiddenCells
  • {"r":2,"c":0,"v":9}
  • {"r":2,"c":2,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [13] → [_, _] → [4, 4, 1]

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

SubType
number-pyramid
Difficulty
easy
Levels
  • [13]
  • [8,5]
  • [4,4,1]
Base
  • 4
  • 4
  • 1
TopValue
13
HiddenCells
  • {"r":1,"c":0,"v":8}
  • {"r":1,"c":1,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [22] → [9, _] → [_, 5, 8]

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Answer: Row3[1]=4, Row2[2]=13

SubType
number-pyramid
Difficulty
easy
Levels
  • [22]
  • [9,13]
  • [4,5,8]
Base
  • 4
  • 5
  • 8
TopValue
22
HiddenCells
  • {"r":2,"c":0,"v":4}
  • {"r":1,"c":1,"v":13}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [25] → [10, _] → [2, _, 7]

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Answer: Row2[2]=15, Row3[2]=8

SubType
number-pyramid
Difficulty
easy
Levels
  • [25]
  • [10,15]
  • [2,8,7]
Base
  • 2
  • 8
  • 7
TopValue
25
HiddenCells
  • {"r":1,"c":1,"v":15}
  • {"r":2,"c":1,"v":8}