hard Set 22 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [_, 17, _] → [6, 8, 9, 12] → [_, _, 7, _, 10]

Show answer

Answer: Row5[2]=1, Row1[1]=69, Row2[2]=38, Row3[1]=14, Row2[1]=31, Row5[4]=2, Row3[3]=21, Row5[1]=5

SubType
number-pyramid
Difficulty
hard
Levels
  • [69]
  • [31,38]
  • [14,17,21]
  • [6,8,9,12]
  • [5,1,7,2,10]
Base
  • 5
  • 1
  • 7
  • 2
  • 10
TopValue
69
HiddenCells
  • {"r":4,"c":1,"v":1}
  • {"r":0,"c":0,"v":69}
  • {"r":1,"c":1,"v":38}
  • {"r":2,"c":0,"v":14}
  • {"r":1,"c":0,"v":31}
  • {"r":4,"c":3,"v":2}
  • {"r":2,"c":2,"v":21}
  • {"r":4,"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): [119] → [_, 61] → [_, 30, _] → [14, _, _, _] → [6, 8, _, 10, _]

Show answer

Answer: Row4[4]=15, Row3[3]=31, Row5[3]=6, Row3[1]=28, Row4[3]=16, Row4[2]=14, Row5[5]=5, Row2[1]=58

SubType
number-pyramid
Difficulty
hard
Levels
  • [119]
  • [58,61]
  • [28,30,31]
  • [14,14,16,15]
  • [6,8,6,10,5]
Base
  • 6
  • 8
  • 6
  • 10
  • 5
TopValue
119
HiddenCells
  • {"r":3,"c":3,"v":15}
  • {"r":2,"c":2,"v":31}
  • {"r":4,"c":2,"v":6}
  • {"r":2,"c":0,"v":28}
  • {"r":3,"c":2,"v":16}
  • {"r":3,"c":1,"v":14}
  • {"r":4,"c":4,"v":5}
  • {"r":1,"c":0,"v":58}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [93] → [_, 50] → [_, _, _] → [10, 10, _, _] → [_, 2, 8, 5, _]

Show answer

Answer: Row2[1]=43, Row4[3]=13, Row3[3]=27, Row5[5]=9, Row3[1]=20, Row4[4]=14, Row5[1]=8, Row3[2]=23

SubType
number-pyramid
Difficulty
hard
Levels
  • [93]
  • [43,50]
  • [20,23,27]
  • [10,10,13,14]
  • [8,2,8,5,9]
Base
  • 8
  • 2
  • 8
  • 5
  • 9
TopValue
93
HiddenCells
  • {"r":1,"c":0,"v":43}
  • {"r":3,"c":2,"v":13}
  • {"r":2,"c":2,"v":27}
  • {"r":4,"c":4,"v":9}
  • {"r":2,"c":0,"v":20}
  • {"r":3,"c":3,"v":14}
  • {"r":4,"c":0,"v":8}
  • {"r":2,"c":1,"v":23}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 35] → [_, _, _] → [5, _, _, 9] → [_, 3, 3, 7, 2]

Show answer

Answer: Row1[1]=62, Row3[1]=11, Row4[2]=6, Row3[2]=16, Row5[1]=2, Row3[3]=19, Row4[3]=10, Row2[1]=27

SubType
number-pyramid
Difficulty
hard
Levels
  • [62]
  • [27,35]
  • [11,16,19]
  • [5,6,10,9]
  • [2,3,3,7,2]
Base
  • 2
  • 3
  • 3
  • 7
  • 2
TopValue
62
HiddenCells
  • {"r":0,"c":0,"v":62}
  • {"r":2,"c":0,"v":11}
  • {"r":3,"c":1,"v":6}
  • {"r":2,"c":1,"v":16}
  • {"r":4,"c":0,"v":2}
  • {"r":2,"c":2,"v":19}
  • {"r":3,"c":2,"v":10}
  • {"r":1,"c":0,"v":27}