hard Set 69 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [64, _] → [_, _, 25] → [15, 18, 13, 12] → [_, _, _, 4, _]

Show answer

Answer: Row5[2]=9, Row1[1]=120, Row3[2]=31, Row5[5]=8, Row5[3]=9, Row3[1]=33, Row2[2]=56, Row5[1]=6

SubType
number-pyramid
Difficulty
hard
Levels
  • [120]
  • [64,56]
  • [33,31,25]
  • [15,18,13,12]
  • [6,9,9,4,8]
Base
  • 6
  • 9
  • 9
  • 4
  • 8
TopValue
120
HiddenCells
  • {"r":4,"c":1,"v":9}
  • {"r":0,"c":0,"v":120}
  • {"r":2,"c":1,"v":31}
  • {"r":4,"c":4,"v":8}
  • {"r":4,"c":2,"v":9}
  • {"r":2,"c":0,"v":33}
  • {"r":1,"c":1,"v":56}
  • {"r":4,"c":0,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [124] → [61, _] → [_, _, 33] → [16, 15, 15, 18] → [_, _, _, _, _]

Show answer

Answer: Row2[2]=63, Row5[4]=8, Row5[2]=8, Row5[5]=10, Row5[3]=7, Row3[2]=30, Row5[1]=8, Row3[1]=31

SubType
number-pyramid
Difficulty
hard
Levels
  • [124]
  • [61,63]
  • [31,30,33]
  • [16,15,15,18]
  • [8,8,7,8,10]
Base
  • 8
  • 8
  • 7
  • 8
  • 10
TopValue
124
HiddenCells
  • {"r":1,"c":1,"v":63}
  • {"r":4,"c":3,"v":8}
  • {"r":4,"c":1,"v":8}
  • {"r":4,"c":4,"v":10}
  • {"r":4,"c":2,"v":7}
  • {"r":2,"c":1,"v":30}
  • {"r":4,"c":0,"v":8}
  • {"r":2,"c":0,"v":31}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 23] → [14, _, 11] → [7, 7, _, 6] → [_, 3, _, _, _]

Show answer

Answer: Row4[3]=5, Row2[1]=26, Row1[1]=49, Row5[3]=4, Row5[1]=4, Row5[4]=1, Row5[5]=5, Row3[2]=12

SubType
number-pyramid
Difficulty
hard
Levels
  • [49]
  • [26,23]
  • [14,12,11]
  • [7,7,5,6]
  • [4,3,4,1,5]
Base
  • 4
  • 3
  • 4
  • 1
  • 5
TopValue
49
HiddenCells
  • {"r":3,"c":2,"v":5}
  • {"r":1,"c":0,"v":26}
  • {"r":0,"c":0,"v":49}
  • {"r":4,"c":2,"v":4}
  • {"r":4,"c":0,"v":4}
  • {"r":4,"c":3,"v":1}
  • {"r":4,"c":4,"v":5}
  • {"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): [_] → [_, _] → [_, 20, 24] → [_, _, _, 11] → [5, _, 4, 9, 2]

Show answer

Answer: Row2[1]=35, Row4[1]=8, Row1[1]=79, Row5[2]=3, Row4[2]=7, Row3[1]=15, Row2[2]=44, Row4[3]=13

SubType
number-pyramid
Difficulty
hard
Levels
  • [79]
  • [35,44]
  • [15,20,24]
  • [8,7,13,11]
  • [5,3,4,9,2]
Base
  • 5
  • 3
  • 4
  • 9
  • 2
TopValue
79
HiddenCells
  • {"r":1,"c":0,"v":35}
  • {"r":3,"c":0,"v":8}
  • {"r":0,"c":0,"v":79}
  • {"r":4,"c":1,"v":3}
  • {"r":3,"c":1,"v":7}
  • {"r":2,"c":0,"v":15}
  • {"r":1,"c":1,"v":44}
  • {"r":3,"c":2,"v":13}