hard Set 42 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [113] → [53, _] → [_, 27, _] → [13, _, _, _] → [4, 9, 4, _, _]

Show answer

Answer: Row5[5]=9, Row4[3]=14, Row4[2]=13, Row3[3]=33, Row4[4]=19, Row2[2]=60, Row3[1]=26, Row5[4]=10

SubType
number-pyramid
Difficulty
hard
Levels
  • [113]
  • [53,60]
  • [26,27,33]
  • [13,13,14,19]
  • [4,9,4,10,9]
Base
  • 4
  • 9
  • 4
  • 10
  • 9
TopValue
113
HiddenCells
  • {"r":4,"c":4,"v":9}
  • {"r":3,"c":2,"v":14}
  • {"r":3,"c":1,"v":13}
  • {"r":2,"c":2,"v":33}
  • {"r":3,"c":3,"v":19}
  • {"r":1,"c":1,"v":60}
  • {"r":2,"c":0,"v":26}
  • {"r":4,"c":3,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [50, _] → [32, 18, _] → [_, 13, _, _] → [10, 9, _, 1, _]

Show answer

Answer: Row3[3]=14, Row4[4]=9, Row5[5]=8, Row2[2]=32, Row1[1]=82, Row5[3]=4, Row4[3]=5, Row4[1]=19

SubType
number-pyramid
Difficulty
hard
Levels
  • [82]
  • [50,32]
  • [32,18,14]
  • [19,13,5,9]
  • [10,9,4,1,8]
Base
  • 10
  • 9
  • 4
  • 1
  • 8
TopValue
82
HiddenCells
  • {"r":2,"c":2,"v":14}
  • {"r":3,"c":3,"v":9}
  • {"r":4,"c":4,"v":8}
  • {"r":1,"c":1,"v":32}
  • {"r":0,"c":0,"v":82}
  • {"r":4,"c":2,"v":4}
  • {"r":3,"c":2,"v":5}
  • {"r":3,"c":0,"v":19}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [95] → [47, 48] → [_, _, 25] → [_, _, 12, 13] → [_, _, _, 9, _]

Show answer

Answer: Row5[5]=4, Row4[1]=13, Row5[1]=5, Row4[2]=11, Row3[2]=23, Row5[2]=8, Row3[1]=24, Row5[3]=3

SubType
number-pyramid
Difficulty
hard
Levels
  • [95]
  • [47,48]
  • [24,23,25]
  • [13,11,12,13]
  • [5,8,3,9,4]
Base
  • 5
  • 8
  • 3
  • 9
  • 4
TopValue
95
HiddenCells
  • {"r":4,"c":4,"v":4}
  • {"r":3,"c":0,"v":13}
  • {"r":4,"c":0,"v":5}
  • {"r":3,"c":1,"v":11}
  • {"r":2,"c":1,"v":23}
  • {"r":4,"c":1,"v":8}
  • {"r":2,"c":0,"v":24}
  • {"r":4,"c":2,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [116] → [_, _] → [_, 29, _] → [14, _, _, 15] → [_, 4, 9, _, 8]

Show answer

Answer: Row5[4]=7, Row2[1]=56, Row3[1]=27, Row5[1]=10, Row4[2]=13, Row3[3]=31, Row4[3]=16, Row2[2]=60

SubType
number-pyramid
Difficulty
hard
Levels
  • [116]
  • [56,60]
  • [27,29,31]
  • [14,13,16,15]
  • [10,4,9,7,8]
Base
  • 10
  • 4
  • 9
  • 7
  • 8
TopValue
116
HiddenCells
  • {"r":4,"c":3,"v":7}
  • {"r":1,"c":0,"v":56}
  • {"r":2,"c":0,"v":27}
  • {"r":4,"c":0,"v":10}
  • {"r":3,"c":1,"v":13}
  • {"r":2,"c":2,"v":31}
  • {"r":3,"c":2,"v":16}
  • {"r":1,"c":1,"v":60}