easy Set 61 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [27] → [15, _] → [6, 9, _]

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Answer: Row3[3]=3, Row2[2]=12

SubType
number-pyramid
Difficulty
easy
Levels
  • [27]
  • [15,12]
  • [6,9,3]
Base
  • 6
  • 9
  • 3
TopValue
27
HiddenCells
  • {"r":2,"c":2,"v":3}
  • {"r":1,"c":1,"v":12}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [26] → [13, _] → [_, 4, 9]

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Answer: Row3[1]=9, Row2[2]=13

SubType
number-pyramid
Difficulty
easy
Levels
  • [26]
  • [13,13]
  • [9,4,9]
Base
  • 9
  • 4
  • 9
TopValue
26
HiddenCells
  • {"r":2,"c":0,"v":9}
  • {"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): [9] → [4, _] → [3, _, 4]

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

SubType
number-pyramid
Difficulty
easy
Levels
  • [9]
  • [4,5]
  • [3,1,4]
Base
  • 3
  • 1
  • 4
TopValue
9
HiddenCells
  • {"r":2,"c":1,"v":1}
  • {"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): [16] → [10, _] → [5, 5, _]

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Answer: Row3[3]=1, Row2[2]=6

SubType
number-pyramid
Difficulty
easy
Levels
  • [16]
  • [10,6]
  • [5,5,1]
Base
  • 5
  • 5
  • 1
TopValue
16
HiddenCells
  • {"r":2,"c":2,"v":1}
  • {"r":1,"c":1,"v":6}