easy Set 80 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [31] → [16, _] → [6, 10, _]

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Answer: Row3[3]=5, Row2[2]=15

SubType
number-pyramid
Difficulty
easy
Levels
  • [31]
  • [16,15]
  • [6,10,5]
Base
  • 6
  • 10
  • 5
TopValue
31
HiddenCells
  • {"r":2,"c":2,"v":5}
  • {"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): [12] → [6, _] → [4, _, 4]

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

SubType
number-pyramid
Difficulty
easy
Levels
  • [12]
  • [6,6]
  • [4,2,4]
Base
  • 4
  • 2
  • 4
TopValue
12
HiddenCells
  • {"r":1,"c":1,"v":6}
  • {"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): [16] → [_, 8] → [3, 5, _]

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Answer: Row3[3]=3, Row2[1]=8

SubType
number-pyramid
Difficulty
easy
Levels
  • [16]
  • [8,8]
  • [3,5,3]
Base
  • 3
  • 5
  • 3
TopValue
16
HiddenCells
  • {"r":2,"c":2,"v":3}
  • {"r":1,"c":0,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [4, 8] → [_, 2, 6]

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Answer: Row3[1]=2, Row1[1]=12

SubType
number-pyramid
Difficulty
easy
Levels
  • [12]
  • [4,8]
  • [2,2,6]
Base
  • 2
  • 2
  • 6
TopValue
12
HiddenCells
  • {"r":2,"c":0,"v":2}
  • {"r":0,"c":0,"v":12}