easy Set 28 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [15] → [7, 8] → [2, _, _]

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

SubType
number-pyramid
Difficulty
easy
Levels
  • [15]
  • [7,8]
  • [2,5,3]
Base
  • 2
  • 5
  • 3
TopValue
15
HiddenCells
  • {"r":2,"c":1,"v":5}
  • {"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): [21] → [10, 11] → [_, _, 4]

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Answer: Row3[1]=3, Row3[2]=7

SubType
number-pyramid
Difficulty
easy
Levels
  • [21]
  • [10,11]
  • [3,7,4]
Base
  • 3
  • 7
  • 4
TopValue
21
HiddenCells
  • {"r":2,"c":0,"v":3}
  • {"r":2,"c":1,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [19] → [10, 9] → [_, 1, _]

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Answer: Row3[3]=8, Row3[1]=9

SubType
number-pyramid
Difficulty
easy
Levels
  • [19]
  • [10,9]
  • [9,1,8]
Base
  • 9
  • 1
  • 8
TopValue
19
HiddenCells
  • {"r":2,"c":2,"v":8}
  • {"r":2,"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): [16] → [_, 11] → [2, _, 8]

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Answer: Row3[2]=3, Row2[1]=5

SubType
number-pyramid
Difficulty
easy
Levels
  • [16]
  • [5,11]
  • [2,3,8]
Base
  • 2
  • 3
  • 8
TopValue
16
HiddenCells
  • {"r":2,"c":1,"v":3}
  • {"r":1,"c":0,"v":5}