easy Set 85 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [28] → [15, _] → [9, 6, _]

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Answer: Row2[2]=13, Row3[3]=7

SubType
number-pyramid
Difficulty
easy
Levels
  • [28]
  • [15,13]
  • [9,6,7]
Base
  • 9
  • 6
  • 7
TopValue
28
HiddenCells
  • {"r":1,"c":1,"v":13}
  • {"r":2,"c":2,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [29] → [14, _] → [8, _, 9]

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Answer: Row3[2]=6, Row2[2]=15

SubType
number-pyramid
Difficulty
easy
Levels
  • [29]
  • [14,15]
  • [8,6,9]
Base
  • 8
  • 6
  • 9
TopValue
29
HiddenCells
  • {"r":2,"c":1,"v":6}
  • {"r":1,"c":1,"v":15}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [23] → [_, 10] → [_, 4, 6]

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

SubType
number-pyramid
Difficulty
easy
Levels
  • [23]
  • [13,10]
  • [9,4,6]
Base
  • 9
  • 4
  • 6
TopValue
23
HiddenCells
  • {"r":2,"c":0,"v":9}
  • {"r":1,"c":0,"v":13}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [29] → [17, _] → [_, 8, 4]

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Answer: Row2[2]=12, Row3[1]=9

SubType
number-pyramid
Difficulty
easy
Levels
  • [29]
  • [17,12]
  • [9,8,4]
Base
  • 9
  • 8
  • 4
TopValue
29
HiddenCells
  • {"r":1,"c":1,"v":12}
  • {"r":2,"c":0,"v":9}