hard Set 56 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [116] → [57, _] → [_, 29, 30] → [14, _, 15, _] → [7, _, _, _, _]

Show answer

Answer: Row4[2]=14, Row3[1]=28, Row5[4]=8, Row5[3]=7, Row2[2]=59, Row4[4]=15, Row5[5]=7, Row5[2]=7

SubType
number-pyramid
Difficulty
hard
Levels
  • [116]
  • [57,59]
  • [28,29,30]
  • [14,14,15,15]
  • [7,7,7,8,7]
Base
  • 7
  • 7
  • 7
  • 8
  • 7
TopValue
116
HiddenCells
  • {"r":3,"c":1,"v":14}
  • {"r":2,"c":0,"v":28}
  • {"r":4,"c":3,"v":8}
  • {"r":4,"c":2,"v":7}
  • {"r":1,"c":1,"v":59}
  • {"r":3,"c":3,"v":15}
  • {"r":4,"c":4,"v":7}
  • {"r":4,"c":1,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [31, _] → [12, 19, 29] → [_, _, _, 16] → [_, _, 4, _, 7]

Show answer

Answer: Row4[2]=6, Row5[1]=4, Row2[2]=48, Row4[1]=6, Row1[1]=79, Row5[2]=2, Row4[3]=13, Row5[4]=9

SubType
number-pyramid
Difficulty
hard
Levels
  • [79]
  • [31,48]
  • [12,19,29]
  • [6,6,13,16]
  • [4,2,4,9,7]
Base
  • 4
  • 2
  • 4
  • 9
  • 7
TopValue
79
HiddenCells
  • {"r":3,"c":1,"v":6}
  • {"r":4,"c":0,"v":4}
  • {"r":1,"c":1,"v":48}
  • {"r":3,"c":0,"v":6}
  • {"r":0,"c":0,"v":79}
  • {"r":4,"c":1,"v":2}
  • {"r":3,"c":2,"v":13}
  • {"r":4,"c":3,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [_, 25, 36] → [_, 8, _, _] → [_, 1, 7, 10, 9]

Show answer

Answer: Row2[2]=61, Row5[1]=10, Row2[1]=44, Row1[1]=105, Row4[4]=19, Row4[3]=17, Row3[1]=19, Row4[1]=11

SubType
number-pyramid
Difficulty
hard
Levels
  • [105]
  • [44,61]
  • [19,25,36]
  • [11,8,17,19]
  • [10,1,7,10,9]
Base
  • 10
  • 1
  • 7
  • 10
  • 9
TopValue
105
HiddenCells
  • {"r":1,"c":1,"v":61}
  • {"r":4,"c":0,"v":10}
  • {"r":1,"c":0,"v":44}
  • {"r":0,"c":0,"v":105}
  • {"r":3,"c":3,"v":19}
  • {"r":3,"c":2,"v":17}
  • {"r":2,"c":0,"v":19}
  • {"r":3,"c":0,"v":11}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [77] → [41, 36] → [_, _, _] → [13, _, 10, 7] → [_, 4, _, _, _]

Show answer

Answer: Row5[1]=9, Row3[2]=19, Row5[3]=5, Row3[1]=22, Row3[3]=17, Row5[4]=5, Row5[5]=2, Row4[2]=9

SubType
number-pyramid
Difficulty
hard
Levels
  • [77]
  • [41,36]
  • [22,19,17]
  • [13,9,10,7]
  • [9,4,5,5,2]
Base
  • 9
  • 4
  • 5
  • 5
  • 2
TopValue
77
HiddenCells
  • {"r":4,"c":0,"v":9}
  • {"r":2,"c":1,"v":19}
  • {"r":4,"c":2,"v":5}
  • {"r":2,"c":0,"v":22}
  • {"r":2,"c":2,"v":17}
  • {"r":4,"c":3,"v":5}
  • {"r":4,"c":4,"v":2}
  • {"r":3,"c":1,"v":9}