easy Set 21 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [25] → [15, _] → [8, _, 3]

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Answer: Row3[2]=7, Row2[2]=10

SubType
number-pyramid
Difficulty
easy
Levels
  • [25]
  • [15,10]
  • [8,7,3]
Base
  • 8
  • 7
  • 3
TopValue
25
HiddenCells
  • {"r":2,"c":1,"v":7}
  • {"r":1,"c":1,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [26] → [_, 17] → [_, 8, 9]

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Answer: Row2[1]=9, Row3[1]=1

SubType
number-pyramid
Difficulty
easy
Levels
  • [26]
  • [9,17]
  • [1,8,9]
Base
  • 1
  • 8
  • 9
TopValue
26
HiddenCells
  • {"r":1,"c":0,"v":9}
  • {"r":2,"c":0,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [22] → [11, 11] → [_, 5, _]

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

SubType
number-pyramid
Difficulty
easy
Levels
  • [22]
  • [11,11]
  • [6,5,6]
Base
  • 6
  • 5
  • 6
TopValue
22
HiddenCells
  • {"r":2,"c":0,"v":6}
  • {"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): [_] → [13, 12] → [6, _, 5]

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Answer: Row3[2]=7, Row1[1]=25

SubType
number-pyramid
Difficulty
easy
Levels
  • [25]
  • [13,12]
  • [6,7,5]
Base
  • 6
  • 7
  • 5
TopValue
25
HiddenCells
  • {"r":2,"c":1,"v":7}
  • {"r":0,"c":0,"v":25}