medium Set 54 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [41] → [_, 23] → [_, _, _] → [1, 7, 3, 10]

Show answer

Answer: Row2[1]=18, Row3[3]=13, Row3[2]=10, Row3[1]=8

SubType
number-pyramid
Difficulty
medium
Levels
  • [41]
  • [18,23]
  • [8,10,13]
  • [1,7,3,10]
Base
  • 1
  • 7
  • 3
  • 10
TopValue
41
HiddenCells
  • {"r":1,"c":0,"v":18}
  • {"r":2,"c":2,"v":13}
  • {"r":2,"c":1,"v":10}
  • {"r":2,"c":0,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [30] → [17, 13] → [_, 6, _] → [8, 3, _, _]

Show answer

Answer: Row4[3]=3, Row3[3]=7, Row3[1]=11, Row4[4]=4

SubType
number-pyramid
Difficulty
medium
Levels
  • [30]
  • [17,13]
  • [11,6,7]
  • [8,3,3,4]
Base
  • 8
  • 3
  • 3
  • 4
TopValue
30
HiddenCells
  • {"r":3,"c":2,"v":3}
  • {"r":2,"c":2,"v":7}
  • {"r":2,"c":0,"v":11}
  • {"r":3,"c":3,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [25, 24] → [12, _, 11] → [_, _, 6, 5]

Show answer

Answer: Row1[1]=49, Row3[2]=13, Row4[2]=7, Row4[1]=5

SubType
number-pyramid
Difficulty
medium
Levels
  • [49]
  • [25,24]
  • [12,13,11]
  • [5,7,6,5]
Base
  • 5
  • 7
  • 6
  • 5
TopValue
49
HiddenCells
  • {"r":0,"c":0,"v":49}
  • {"r":2,"c":1,"v":13}
  • {"r":3,"c":1,"v":7}
  • {"r":3,"c":0,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 13] → [13, _, 4] → [_, 6, 3, 1]

Show answer

Answer: Row1[1]=35, Row4[1]=7, Row3[2]=9, Row2[1]=22

SubType
number-pyramid
Difficulty
medium
Levels
  • [35]
  • [22,13]
  • [13,9,4]
  • [7,6,3,1]
Base
  • 7
  • 6
  • 3
  • 1
TopValue
35
HiddenCells
  • {"r":0,"c":0,"v":35}
  • {"r":3,"c":0,"v":7}
  • {"r":2,"c":1,"v":9}
  • {"r":1,"c":0,"v":22}