easy Set 71 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [20] → [_, 11] → [3, _, 5]

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Answer: Row3[2]=6, Row2[1]=9

SubType
number-pyramid
Difficulty
easy
Levels
  • [20]
  • [9,11]
  • [3,6,5]
Base
  • 3
  • 6
  • 5
TopValue
20
HiddenCells
  • {"r":2,"c":1,"v":6}
  • {"r":1,"c":0,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [14] → [_, _] → [2, 1, 10]

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Answer: Row2[2]=11, Row2[1]=3

SubType
number-pyramid
Difficulty
easy
Levels
  • [14]
  • [3,11]
  • [2,1,10]
Base
  • 2
  • 1
  • 10
TopValue
14
HiddenCells
  • {"r":1,"c":1,"v":11}
  • {"r":1,"c":0,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [19] → [_, _] → [8, 4, 3]

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Answer: Row2[2]=7, Row2[1]=12

SubType
number-pyramid
Difficulty
easy
Levels
  • [19]
  • [12,7]
  • [8,4,3]
Base
  • 8
  • 4
  • 3
TopValue
19
HiddenCells
  • {"r":1,"c":1,"v":7}
  • {"r":1,"c":0,"v":12}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [15, 8] → [10, _, 3]

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Answer: Row3[2]=5, Row1[1]=23

SubType
number-pyramid
Difficulty
easy
Levels
  • [23]
  • [15,8]
  • [10,5,3]
Base
  • 10
  • 5
  • 3
TopValue
23
HiddenCells
  • {"r":2,"c":1,"v":5}
  • {"r":0,"c":0,"v":23}