hard Set 62 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [21, _, _] → [_, _, 12, 7] → [_, 3, 8, 4, 3]

Show answer

Answer: Row3[3]=19, Row4[2]=11, Row1[1]=86, Row2[2]=42, Row4[1]=10, Row2[1]=44, Row3[2]=23, Row5[1]=7

SubType
number-pyramid
Difficulty
hard
Levels
  • [86]
  • [44,42]
  • [21,23,19]
  • [10,11,12,7]
  • [7,3,8,4,3]
Base
  • 7
  • 3
  • 8
  • 4
  • 3
TopValue
86
HiddenCells
  • {"r":2,"c":2,"v":19}
  • {"r":3,"c":1,"v":11}
  • {"r":0,"c":0,"v":86}
  • {"r":1,"c":1,"v":42}
  • {"r":3,"c":0,"v":10}
  • {"r":1,"c":0,"v":44}
  • {"r":2,"c":1,"v":23}
  • {"r":4,"c":0,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 42] → [21, 22, _] → [_, 11, _, _] → [_, _, 5, 6, 3]

Show answer

Answer: Row2[1]=43, Row4[1]=10, Row4[4]=9, Row3[3]=20, Row1[1]=85, Row4[3]=11, Row5[1]=4, Row5[2]=6

SubType
number-pyramid
Difficulty
hard
Levels
  • [85]
  • [43,42]
  • [21,22,20]
  • [10,11,11,9]
  • [4,6,5,6,3]
Base
  • 4
  • 6
  • 5
  • 6
  • 3
TopValue
85
HiddenCells
  • {"r":1,"c":0,"v":43}
  • {"r":3,"c":0,"v":10}
  • {"r":3,"c":3,"v":9}
  • {"r":2,"c":2,"v":20}
  • {"r":0,"c":0,"v":85}
  • {"r":3,"c":2,"v":11}
  • {"r":4,"c":0,"v":4}
  • {"r":4,"c":1,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [10, 20, _] → [3, 7, 13, 10] → [_, 1, _, _, _]

Show answer

Answer: Row5[5]=3, Row5[3]=6, Row5[1]=2, Row2[2]=43, Row1[1]=73, Row3[3]=23, Row5[4]=7, Row2[1]=30

SubType
number-pyramid
Difficulty
hard
Levels
  • [73]
  • [30,43]
  • [10,20,23]
  • [3,7,13,10]
  • [2,1,6,7,3]
Base
  • 2
  • 1
  • 6
  • 7
  • 3
TopValue
73
HiddenCells
  • {"r":4,"c":4,"v":3}
  • {"r":4,"c":2,"v":6}
  • {"r":4,"c":0,"v":2}
  • {"r":1,"c":1,"v":43}
  • {"r":0,"c":0,"v":73}
  • {"r":2,"c":2,"v":23}
  • {"r":4,"c":3,"v":7}
  • {"r":1,"c":0,"v":30}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [117] → [56, _] → [27, _, 32] → [_, 15, 14, _] → [_, 10, _, _, _]

Show answer

Answer: Row3[2]=29, Row2[2]=61, Row4[1]=12, Row5[1]=2, Row5[4]=9, Row5[5]=9, Row4[4]=18, Row5[3]=5

SubType
number-pyramid
Difficulty
hard
Levels
  • [117]
  • [56,61]
  • [27,29,32]
  • [12,15,14,18]
  • [2,10,5,9,9]
Base
  • 2
  • 10
  • 5
  • 9
  • 9
TopValue
117
HiddenCells
  • {"r":2,"c":1,"v":29}
  • {"r":1,"c":1,"v":61}
  • {"r":3,"c":0,"v":12}
  • {"r":4,"c":0,"v":2}
  • {"r":4,"c":3,"v":9}
  • {"r":4,"c":4,"v":9}
  • {"r":3,"c":3,"v":18}
  • {"r":4,"c":2,"v":5}