hard Set 35 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 39] → [12, 17, _] → [_, _, 10, _] → [_, _, 5, 5, 7]

Show answer

Answer: Row4[1]=5, Row3[3]=22, Row2[1]=29, Row4[2]=7, Row4[4]=12, Row5[2]=2, Row1[1]=68, Row5[1]=3

SubType
number-pyramid
Difficulty
hard
Levels
  • [68]
  • [29,39]
  • [12,17,22]
  • [5,7,10,12]
  • [3,2,5,5,7]
Base
  • 3
  • 2
  • 5
  • 5
  • 7
TopValue
68
HiddenCells
  • {"r":3,"c":0,"v":5}
  • {"r":2,"c":2,"v":22}
  • {"r":1,"c":0,"v":29}
  • {"r":3,"c":1,"v":7}
  • {"r":3,"c":3,"v":12}
  • {"r":4,"c":1,"v":2}
  • {"r":0,"c":0,"v":68}
  • {"r":4,"c":0,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [108] → [59, _] → [29, _, 19] → [_, _, _, 6] → [3, 9, _, _, _]

Show answer

Answer: Row5[3]=8, Row5[4]=5, Row3[2]=30, Row2[2]=49, Row5[5]=1, Row4[1]=12, Row4[3]=13, Row4[2]=17

SubType
number-pyramid
Difficulty
hard
Levels
  • [108]
  • [59,49]
  • [29,30,19]
  • [12,17,13,6]
  • [3,9,8,5,1]
Base
  • 3
  • 9
  • 8
  • 5
  • 1
TopValue
108
HiddenCells
  • {"r":4,"c":2,"v":8}
  • {"r":4,"c":3,"v":5}
  • {"r":2,"c":1,"v":30}
  • {"r":1,"c":1,"v":49}
  • {"r":4,"c":4,"v":1}
  • {"r":3,"c":0,"v":12}
  • {"r":3,"c":2,"v":13}
  • {"r":3,"c":1,"v":17}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [59] → [_, 33] → [14, _, _] → [_, 5, _, _] → [5, _, 1, 6, _]

Show answer

Answer: Row4[4]=14, Row4[3]=7, Row2[1]=26, Row5[2]=4, Row4[1]=9, Row3[3]=21, Row5[5]=8, Row3[2]=12

SubType
number-pyramid
Difficulty
hard
Levels
  • [59]
  • [26,33]
  • [14,12,21]
  • [9,5,7,14]
  • [5,4,1,6,8]
Base
  • 5
  • 4
  • 1
  • 6
  • 8
TopValue
59
HiddenCells
  • {"r":3,"c":3,"v":14}
  • {"r":3,"c":2,"v":7}
  • {"r":1,"c":0,"v":26}
  • {"r":4,"c":1,"v":4}
  • {"r":3,"c":0,"v":9}
  • {"r":2,"c":2,"v":21}
  • {"r":4,"c":4,"v":8}
  • {"r":2,"c":1,"v":12}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [39, 39] → [_, _, 22] → [14, 8, 9, _] → [_, 4, _, _, _]

Show answer

Answer: Row3[2]=17, Row5[4]=5, Row5[1]=10, Row5[3]=4, Row1[1]=78, Row3[1]=22, Row5[5]=8, Row4[4]=13

SubType
number-pyramid
Difficulty
hard
Levels
  • [78]
  • [39,39]
  • [22,17,22]
  • [14,8,9,13]
  • [10,4,4,5,8]
Base
  • 10
  • 4
  • 4
  • 5
  • 8
TopValue
78
HiddenCells
  • {"r":2,"c":1,"v":17}
  • {"r":4,"c":3,"v":5}
  • {"r":4,"c":0,"v":10}
  • {"r":4,"c":2,"v":4}
  • {"r":0,"c":0,"v":78}
  • {"r":2,"c":0,"v":22}
  • {"r":4,"c":4,"v":8}
  • {"r":3,"c":3,"v":13}