easy Set 21 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [9, 11] → [8, 1, _]

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Answer: Row1[1]=20, Row3[3]=10

SubType
number-pyramid
Difficulty
easy
Levels
  • [20]
  • [9,11]
  • [8,1,10]
Base
  • 8
  • 1
  • 10
TopValue
20
HiddenCells
  • {"r":0,"c":0,"v":20}
  • {"r":2,"c":2,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [24] → [_, 13] → [1, 10, _]

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Answer: Row2[1]=11, Row3[3]=3

SubType
number-pyramid
Difficulty
easy
Levels
  • [24]
  • [11,13]
  • [1,10,3]
Base
  • 1
  • 10
  • 3
TopValue
24
HiddenCells
  • {"r":1,"c":0,"v":11}
  • {"r":2,"c":2,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [16] → [11, _] → [_, 3, 2]

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Answer: Row3[1]=8, Row2[2]=5

SubType
number-pyramid
Difficulty
easy
Levels
  • [16]
  • [11,5]
  • [8,3,2]
Base
  • 8
  • 3
  • 2
TopValue
16
HiddenCells
  • {"r":2,"c":0,"v":8}
  • {"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): [_] → [11, 10] → [_, 4, 6]

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Answer: Row1[1]=21, Row3[1]=7

SubType
number-pyramid
Difficulty
easy
Levels
  • [21]
  • [11,10]
  • [7,4,6]
Base
  • 7
  • 4
  • 6
TopValue
21
HiddenCells
  • {"r":0,"c":0,"v":21}
  • {"r":2,"c":0,"v":7}