medium Set 49 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [60] → [28, _] → [13, 15, 17] → [_, _, _, 10]

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Answer: Row4[3]=7, Row2[2]=32, Row4[1]=5, Row4[2]=8

SubType
number-pyramid
Difficulty
medium
Levels
  • [60]
  • [28,32]
  • [13,15,17]
  • [5,8,7,10]
Base
  • 5
  • 8
  • 7
  • 10
TopValue
60
HiddenCells
  • {"r":3,"c":2,"v":7}
  • {"r":1,"c":1,"v":32}
  • {"r":3,"c":0,"v":5}
  • {"r":3,"c":1,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [48] → [_, _] → [_, 12, 5] → [10, _, 3, 2]

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Answer: Row4[2]=9, Row3[1]=19, Row2[2]=17, Row2[1]=31

SubType
number-pyramid
Difficulty
medium
Levels
  • [48]
  • [31,17]
  • [19,12,5]
  • [10,9,3,2]
Base
  • 10
  • 9
  • 3
  • 2
TopValue
48
HiddenCells
  • {"r":3,"c":1,"v":9}
  • {"r":2,"c":0,"v":19}
  • {"r":1,"c":1,"v":17}
  • {"r":1,"c":0,"v":31}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [34] → [12, _] → [_, 9, 13] → [_, _, 8, 5]

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Answer: Row2[2]=22, Row4[1]=2, Row3[1]=3, Row4[2]=1

SubType
number-pyramid
Difficulty
medium
Levels
  • [34]
  • [12,22]
  • [3,9,13]
  • [2,1,8,5]
Base
  • 2
  • 1
  • 8
  • 5
TopValue
34
HiddenCells
  • {"r":1,"c":1,"v":22}
  • {"r":3,"c":0,"v":2}
  • {"r":2,"c":0,"v":3}
  • {"r":3,"c":1,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [31] → [_, 19] → [3, 9, 10] → [_, _, _, 3]

Show answer

Answer: Row4[1]=1, Row2[1]=12, Row4[3]=7, Row4[2]=2

SubType
number-pyramid
Difficulty
medium
Levels
  • [31]
  • [12,19]
  • [3,9,10]
  • [1,2,7,3]
Base
  • 1
  • 2
  • 7
  • 3
TopValue
31
HiddenCells
  • {"r":3,"c":0,"v":1}
  • {"r":1,"c":0,"v":12}
  • {"r":3,"c":2,"v":7}
  • {"r":3,"c":1,"v":2}