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): [7] → [4, _] → [2, _, 1]

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Answer: Row2[2]=3, Row3[2]=2

SubType
number-pyramid
Difficulty
easy
Levels
  • [7]
  • [4,3]
  • [2,2,1]
Base
  • 2
  • 2
  • 1
TopValue
7
HiddenCells
  • {"r":1,"c":1,"v":3}
  • {"r":2,"c":1,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [26] → [_, 15] → [5, _, 9]

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Answer: Row3[2]=6, Row2[1]=11

SubType
number-pyramid
Difficulty
easy
Levels
  • [26]
  • [11,15]
  • [5,6,9]
Base
  • 5
  • 6
  • 9
TopValue
26
HiddenCells
  • {"r":2,"c":1,"v":6}
  • {"r":1,"c":0,"v":11}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [34] → [_, 14] → [_, 10, 4]

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Answer: Row3[1]=10, Row2[1]=20

SubType
number-pyramid
Difficulty
easy
Levels
  • [34]
  • [20,14]
  • [10,10,4]
Base
  • 10
  • 10
  • 4
TopValue
34
HiddenCells
  • {"r":2,"c":0,"v":10}
  • {"r":1,"c":0,"v":20}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [33] → [_, 15] → [_, 9, 6]

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Answer: Row3[1]=9, Row2[1]=18

SubType
number-pyramid
Difficulty
easy
Levels
  • [33]
  • [18,15]
  • [9,9,6]
Base
  • 9
  • 9
  • 6
TopValue
33
HiddenCells
  • {"r":2,"c":0,"v":9}
  • {"r":1,"c":0,"v":18}