hard Set 33 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [95] → [_, 44] → [_, 25, _] → [_, 15, _, _] → [_, 7, 8, 2, _]

Show answer

Answer: Row4[3]=10, Row5[1]=4, Row3[3]=19, Row3[1]=26, Row4[1]=11, Row2[1]=51, Row4[4]=9, Row5[5]=7

SubType
number-pyramid
Difficulty
hard
Levels
  • [95]
  • [51,44]
  • [26,25,19]
  • [11,15,10,9]
  • [4,7,8,2,7]
Base
  • 4
  • 7
  • 8
  • 2
  • 7
TopValue
95
HiddenCells
  • {"r":3,"c":2,"v":10}
  • {"r":4,"c":0,"v":4}
  • {"r":2,"c":2,"v":19}
  • {"r":2,"c":0,"v":26}
  • {"r":3,"c":0,"v":11}
  • {"r":1,"c":0,"v":51}
  • {"r":3,"c":3,"v":9}
  • {"r":4,"c":4,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 47] → [_, 22, 25] → [19, _, _, _] → [9, 10, _, 10, _]

Show answer

Answer: Row4[4]=14, Row4[2]=11, Row5[3]=1, Row5[5]=4, Row2[1]=52, Row3[1]=30, Row1[1]=99, Row4[3]=11

SubType
number-pyramid
Difficulty
hard
Levels
  • [99]
  • [52,47]
  • [30,22,25]
  • [19,11,11,14]
  • [9,10,1,10,4]
Base
  • 9
  • 10
  • 1
  • 10
  • 4
TopValue
99
HiddenCells
  • {"r":3,"c":3,"v":14}
  • {"r":3,"c":1,"v":11}
  • {"r":4,"c":2,"v":1}
  • {"r":4,"c":4,"v":4}
  • {"r":1,"c":0,"v":52}
  • {"r":2,"c":0,"v":30}
  • {"r":0,"c":0,"v":99}
  • {"r":3,"c":2,"v":11}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [81] → [_, 40] → [22, _, _] → [11, _, 8, _] → [3, _, 3, _, _]

Show answer

Answer: Row3[2]=19, Row5[5]=8, Row4[2]=11, Row2[1]=41, Row4[4]=13, Row5[4]=5, Row3[3]=21, Row5[2]=8

SubType
number-pyramid
Difficulty
hard
Levels
  • [81]
  • [41,40]
  • [22,19,21]
  • [11,11,8,13]
  • [3,8,3,5,8]
Base
  • 3
  • 8
  • 3
  • 5
  • 8
TopValue
81
HiddenCells
  • {"r":2,"c":1,"v":19}
  • {"r":4,"c":4,"v":8}
  • {"r":3,"c":1,"v":11}
  • {"r":1,"c":0,"v":41}
  • {"r":3,"c":3,"v":13}
  • {"r":4,"c":3,"v":5}
  • {"r":2,"c":2,"v":21}
  • {"r":4,"c":1,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [56, _] → [_, 26, 17] → [16, _, 12, _] → [10, 6, _, _, _]

Show answer

Answer: Row3[1]=30, Row5[3]=8, Row5[4]=4, Row4[4]=5, Row4[2]=14, Row2[2]=43, Row1[1]=99, Row5[5]=1

SubType
number-pyramid
Difficulty
hard
Levels
  • [99]
  • [56,43]
  • [30,26,17]
  • [16,14,12,5]
  • [10,6,8,4,1]
Base
  • 10
  • 6
  • 8
  • 4
  • 1
TopValue
99
HiddenCells
  • {"r":2,"c":0,"v":30}
  • {"r":4,"c":2,"v":8}
  • {"r":4,"c":3,"v":4}
  • {"r":3,"c":3,"v":5}
  • {"r":3,"c":1,"v":14}
  • {"r":1,"c":1,"v":43}
  • {"r":0,"c":0,"v":99}
  • {"r":4,"c":4,"v":1}