hard 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): [_] → [_, 65] → [_, _, _] → [6, _, _, 17] → [2, 4, 10, _, 10]

Show answer

Answer: Row3[3]=34, Row4[3]=17, Row3[1]=20, Row2[1]=51, Row3[2]=31, Row5[4]=7, Row1[1]=116, Row4[2]=14

SubType
number-pyramid
Difficulty
hard
Levels
  • [116]
  • [51,65]
  • [20,31,34]
  • [6,14,17,17]
  • [2,4,10,7,10]
Base
  • 2
  • 4
  • 10
  • 7
  • 10
TopValue
116
HiddenCells
  • {"r":2,"c":2,"v":34}
  • {"r":3,"c":2,"v":17}
  • {"r":2,"c":0,"v":20}
  • {"r":1,"c":0,"v":51}
  • {"r":2,"c":1,"v":31}
  • {"r":4,"c":3,"v":7}
  • {"r":0,"c":0,"v":116}
  • {"r":3,"c":1,"v":14}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [83] → [43, _] → [_, _, 18] → [_, _, _, 9] → [2, _, _, 2, 7]

Show answer

Answer: Row5[2]=6, Row4[2]=13, Row2[2]=40, Row5[3]=7, Row4[1]=8, Row3[2]=22, Row4[3]=9, Row3[1]=21

SubType
number-pyramid
Difficulty
hard
Levels
  • [83]
  • [43,40]
  • [21,22,18]
  • [8,13,9,9]
  • [2,6,7,2,7]
Base
  • 2
  • 6
  • 7
  • 2
  • 7
TopValue
83
HiddenCells
  • {"r":4,"c":1,"v":6}
  • {"r":3,"c":1,"v":13}
  • {"r":1,"c":1,"v":40}
  • {"r":4,"c":2,"v":7}
  • {"r":3,"c":0,"v":8}
  • {"r":2,"c":1,"v":22}
  • {"r":3,"c":2,"v":9}
  • {"r":2,"c":0,"v":21}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [29, 36] → [15, _, 22] → [10, _, _, _] → [_, 2, 3, _, _]

Show answer

Answer: Row4[3]=9, Row4[4]=13, Row5[5]=7, Row4[2]=5, Row5[4]=6, Row3[2]=14, Row1[1]=65, Row5[1]=8

SubType
number-pyramid
Difficulty
hard
Levels
  • [65]
  • [29,36]
  • [15,14,22]
  • [10,5,9,13]
  • [8,2,3,6,7]
Base
  • 8
  • 2
  • 3
  • 6
  • 7
TopValue
65
HiddenCells
  • {"r":3,"c":2,"v":9}
  • {"r":3,"c":3,"v":13}
  • {"r":4,"c":4,"v":7}
  • {"r":3,"c":1,"v":5}
  • {"r":4,"c":3,"v":6}
  • {"r":2,"c":1,"v":14}
  • {"r":0,"c":0,"v":65}
  • {"r":4,"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): [106] → [55, _] → [_, 26, 25] → [15, _, 12, _] → [_, _, _, _, 9]

Show answer

Answer: Row5[1]=9, Row4[2]=14, Row2[2]=51, Row5[2]=6, Row4[4]=13, Row5[3]=8, Row5[4]=4, Row3[1]=29

SubType
number-pyramid
Difficulty
hard
Levels
  • [106]
  • [55,51]
  • [29,26,25]
  • [15,14,12,13]
  • [9,6,8,4,9]
Base
  • 9
  • 6
  • 8
  • 4
  • 9
TopValue
106
HiddenCells
  • {"r":4,"c":0,"v":9}
  • {"r":3,"c":1,"v":14}
  • {"r":1,"c":1,"v":51}
  • {"r":4,"c":1,"v":6}
  • {"r":3,"c":3,"v":13}
  • {"r":4,"c":2,"v":8}
  • {"r":4,"c":3,"v":4}
  • {"r":2,"c":0,"v":29}