hard Set 59 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [_, _, 24] → [15, 13, 14, _] → [10, _, 8, _, 4]

Show answer

Answer: Row5[4]=6, Row2[2]=51, Row1[1]=106, Row2[1]=55, Row3[2]=27, Row3[1]=28, Row5[2]=5, Row4[4]=10

SubType
number-pyramid
Difficulty
hard
Levels
  • [106]
  • [55,51]
  • [28,27,24]
  • [15,13,14,10]
  • [10,5,8,6,4]
Base
  • 10
  • 5
  • 8
  • 6
  • 4
TopValue
106
HiddenCells
  • {"r":4,"c":3,"v":6}
  • {"r":1,"c":1,"v":51}
  • {"r":0,"c":0,"v":106}
  • {"r":1,"c":0,"v":55}
  • {"r":2,"c":1,"v":27}
  • {"r":2,"c":0,"v":28}
  • {"r":4,"c":1,"v":5}
  • {"r":3,"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): [74] → [38, _] → [_, _, _] → [13, _, _, _] → [_, 3, 5, 4, 6]

Show answer

Answer: Row2[2]=36, Row3[1]=21, Row3[2]=17, Row4[2]=8, Row4[3]=9, Row5[1]=10, Row3[3]=19, Row4[4]=10

SubType
number-pyramid
Difficulty
hard
Levels
  • [74]
  • [38,36]
  • [21,17,19]
  • [13,8,9,10]
  • [10,3,5,4,6]
Base
  • 10
  • 3
  • 5
  • 4
  • 6
TopValue
74
HiddenCells
  • {"r":1,"c":1,"v":36}
  • {"r":2,"c":0,"v":21}
  • {"r":2,"c":1,"v":17}
  • {"r":3,"c":1,"v":8}
  • {"r":3,"c":2,"v":9}
  • {"r":4,"c":0,"v":10}
  • {"r":2,"c":2,"v":19}
  • {"r":3,"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): [_] → [66, 59] → [35, _, _] → [19, _, _, 13] → [_, _, _, 9, 4]

Show answer

Answer: Row4[3]=15, Row1[1]=125, Row5[3]=6, Row5[1]=9, Row5[2]=10, Row3[3]=28, Row3[2]=31, Row4[2]=16

SubType
number-pyramid
Difficulty
hard
Levels
  • [125]
  • [66,59]
  • [35,31,28]
  • [19,16,15,13]
  • [9,10,6,9,4]
Base
  • 9
  • 10
  • 6
  • 9
  • 4
TopValue
125
HiddenCells
  • {"r":3,"c":2,"v":15}
  • {"r":0,"c":0,"v":125}
  • {"r":4,"c":2,"v":6}
  • {"r":4,"c":0,"v":9}
  • {"r":4,"c":1,"v":10}
  • {"r":2,"c":2,"v":28}
  • {"r":2,"c":1,"v":31}
  • {"r":3,"c":1,"v":16}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [74] → [_, 35] → [19, _, 15] → [8, 11, _, _] → [_, 4, _, _, _]

Show answer

Answer: Row4[3]=9, Row4[4]=6, Row3[2]=20, Row5[3]=7, Row5[1]=4, Row5[5]=4, Row5[4]=2, Row2[1]=39

SubType
number-pyramid
Difficulty
hard
Levels
  • [74]
  • [39,35]
  • [19,20,15]
  • [8,11,9,6]
  • [4,4,7,2,4]
Base
  • 4
  • 4
  • 7
  • 2
  • 4
TopValue
74
HiddenCells
  • {"r":3,"c":2,"v":9}
  • {"r":3,"c":3,"v":6}
  • {"r":2,"c":1,"v":20}
  • {"r":4,"c":2,"v":7}
  • {"r":4,"c":0,"v":4}
  • {"r":4,"c":4,"v":4}
  • {"r":4,"c":3,"v":2}
  • {"r":1,"c":0,"v":39}