hard Set 67 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [95] → [_, 48] → [22, 25, _] → [_, _, _, 11] → [_, _, 10, 2, _]

Show answer

Answer: Row4[1]=9, Row4[2]=13, Row5[1]=6, Row5[5]=9, Row5[2]=3, Row3[3]=23, Row4[3]=12, Row2[1]=47

SubType
number-pyramid
Difficulty
hard
Levels
  • [95]
  • [47,48]
  • [22,25,23]
  • [9,13,12,11]
  • [6,3,10,2,9]
Base
  • 6
  • 3
  • 10
  • 2
  • 9
TopValue
95
HiddenCells
  • {"r":3,"c":0,"v":9}
  • {"r":3,"c":1,"v":13}
  • {"r":4,"c":0,"v":6}
  • {"r":4,"c":4,"v":9}
  • {"r":4,"c":1,"v":3}
  • {"r":2,"c":2,"v":23}
  • {"r":3,"c":2,"v":12}
  • {"r":1,"c":0,"v":47}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 59] → [27, 26, _] → [16, _, 15, _] → [10, _, 5, _, _]

Show answer

Answer: Row3[3]=33, Row5[4]=10, Row1[1]=112, Row5[2]=6, Row4[4]=18, Row2[1]=53, Row5[5]=8, Row4[2]=11

SubType
number-pyramid
Difficulty
hard
Levels
  • [112]
  • [53,59]
  • [27,26,33]
  • [16,11,15,18]
  • [10,6,5,10,8]
Base
  • 10
  • 6
  • 5
  • 10
  • 8
TopValue
112
HiddenCells
  • {"r":2,"c":2,"v":33}
  • {"r":4,"c":3,"v":10}
  • {"r":0,"c":0,"v":112}
  • {"r":4,"c":1,"v":6}
  • {"r":3,"c":3,"v":18}
  • {"r":1,"c":0,"v":53}
  • {"r":4,"c":4,"v":8}
  • {"r":3,"c":1,"v":11}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 22] → [6, _, _] → [2, _, _, 8] → [1, _, 3, _, 6]

Show answer

Answer: Row1[1]=37, Row3[2]=9, Row2[1]=15, Row3[3]=13, Row5[4]=2, Row5[2]=1, Row4[3]=5, Row4[2]=4

SubType
number-pyramid
Difficulty
hard
Levels
  • [37]
  • [15,22]
  • [6,9,13]
  • [2,4,5,8]
  • [1,1,3,2,6]
Base
  • 1
  • 1
  • 3
  • 2
  • 6
TopValue
37
HiddenCells
  • {"r":0,"c":0,"v":37}
  • {"r":2,"c":1,"v":9}
  • {"r":1,"c":0,"v":15}
  • {"r":2,"c":2,"v":13}
  • {"r":4,"c":3,"v":2}
  • {"r":4,"c":1,"v":1}
  • {"r":3,"c":2,"v":5}
  • {"r":3,"c":1,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [11, 18, 13] → [2, _, _, _] → [_, 1, _, 1, 3]

Show answer

Answer: Row1[1]=60, Row2[2]=31, Row4[2]=9, Row4[3]=9, Row5[3]=8, Row5[1]=1, Row2[1]=29, Row4[4]=4

SubType
number-pyramid
Difficulty
hard
Levels
  • [60]
  • [29,31]
  • [11,18,13]
  • [2,9,9,4]
  • [1,1,8,1,3]
Base
  • 1
  • 1
  • 8
  • 1
  • 3
TopValue
60
HiddenCells
  • {"r":0,"c":0,"v":60}
  • {"r":1,"c":1,"v":31}
  • {"r":3,"c":1,"v":9}
  • {"r":3,"c":2,"v":9}
  • {"r":4,"c":2,"v":8}
  • {"r":4,"c":0,"v":1}
  • {"r":1,"c":0,"v":29}
  • {"r":3,"c":3,"v":4}