medium Set 13 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [65] → [35, 30] → [_, 16, _] → [10, _, 7, _]

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Answer: Row3[3]=14, Row4[4]=7, Row3[1]=19, Row4[2]=9

SubType
number-pyramid
Difficulty
medium
Levels
  • [65]
  • [35,30]
  • [19,16,14]
  • [10,9,7,7]
Base
  • 10
  • 9
  • 7
  • 7
TopValue
65
HiddenCells
  • {"r":2,"c":2,"v":14}
  • {"r":3,"c":3,"v":7}
  • {"r":2,"c":0,"v":19}
  • {"r":3,"c":1,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [65] → [29, _] → [_, 16, _] → [7, _, 10, 10]

Show answer

Answer: Row3[1]=13, Row2[2]=36, Row3[3]=20, Row4[2]=6

SubType
number-pyramid
Difficulty
medium
Levels
  • [65]
  • [29,36]
  • [13,16,20]
  • [7,6,10,10]
Base
  • 7
  • 6
  • 10
  • 10
TopValue
65
HiddenCells
  • {"r":2,"c":0,"v":13}
  • {"r":1,"c":1,"v":36}
  • {"r":2,"c":2,"v":20}
  • {"r":3,"c":1,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [23] → [_, 13] → [_, 4, _] → [4, _, 2, 7]

Show answer

Answer: Row4[2]=2, Row3[1]=6, Row2[1]=10, Row3[3]=9

SubType
number-pyramid
Difficulty
medium
Levels
  • [23]
  • [10,13]
  • [6,4,9]
  • [4,2,2,7]
Base
  • 4
  • 2
  • 2
  • 7
TopValue
23
HiddenCells
  • {"r":3,"c":1,"v":2}
  • {"r":2,"c":0,"v":6}
  • {"r":1,"c":0,"v":10}
  • {"r":2,"c":2,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [22] → [_, _] → [6, 6, 4] → [_, 5, _, 3]

Show answer

Answer: Row4[3]=1, Row4[1]=1, Row2[1]=12, Row2[2]=10

SubType
number-pyramid
Difficulty
medium
Levels
  • [22]
  • [12,10]
  • [6,6,4]
  • [1,5,1,3]
Base
  • 1
  • 5
  • 1
  • 3
TopValue
22
HiddenCells
  • {"r":3,"c":2,"v":1}
  • {"r":3,"c":0,"v":1}
  • {"r":1,"c":0,"v":12}
  • {"r":1,"c":1,"v":10}