easy Set 20 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [19] → [7, _] → [2, 5, _]

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Answer: Row2[2]=12, Row3[3]=7

SubType
number-pyramid
Difficulty
easy
Levels
  • [19]
  • [7,12]
  • [2,5,7]
Base
  • 2
  • 5
  • 7
TopValue
19
HiddenCells
  • {"r":1,"c":1,"v":12}
  • {"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): [12] → [8, 4] → [_, _, 2]

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

SubType
number-pyramid
Difficulty
easy
Levels
  • [12]
  • [8,4]
  • [6,2,2]
Base
  • 6
  • 2
  • 2
TopValue
12
HiddenCells
  • {"r":2,"c":1,"v":2}
  • {"r":2,"c":0,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [19] → [_, 9] → [_, 4, 5]

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Answer: Row3[1]=6, Row2[1]=10

SubType
number-pyramid
Difficulty
easy
Levels
  • [19]
  • [10,9]
  • [6,4,5]
Base
  • 6
  • 4
  • 5
TopValue
19
HiddenCells
  • {"r":2,"c":0,"v":6}
  • {"r":1,"c":0,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [9, 7] → [5, 4, _]

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Answer: Row1[1]=16, Row3[3]=3

SubType
number-pyramid
Difficulty
easy
Levels
  • [16]
  • [9,7]
  • [5,4,3]
Base
  • 5
  • 4
  • 3
TopValue
16
HiddenCells
  • {"r":0,"c":0,"v":16}
  • {"r":2,"c":2,"v":3}