hard Set 78 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [62] → [_, 28] → [_, _, 15] → [11, 10, _, _] → [_, 9, _, 2, _]

Show answer

Answer: Row4[4]=12, Row4[3]=3, Row3[1]=21, Row5[1]=2, Row3[2]=13, Row2[1]=34, Row5[5]=10, Row5[3]=1

SubType
number-pyramid
Difficulty
hard
Levels
  • [62]
  • [34,28]
  • [21,13,15]
  • [11,10,3,12]
  • [2,9,1,2,10]
Base
  • 2
  • 9
  • 1
  • 2
  • 10
TopValue
62
HiddenCells
  • {"r":3,"c":3,"v":12}
  • {"r":3,"c":2,"v":3}
  • {"r":2,"c":0,"v":21}
  • {"r":4,"c":0,"v":2}
  • {"r":2,"c":1,"v":13}
  • {"r":1,"c":0,"v":34}
  • {"r":4,"c":4,"v":10}
  • {"r":4,"c":2,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 27] → [_, _, 10] → [_, 12, _, _] → [3, 9, _, 2, 3]

Show answer

Answer: Row3[1]=24, Row1[1]=68, Row5[3]=3, Row4[1]=12, Row4[4]=5, Row4[3]=5, Row2[1]=41, Row3[2]=17

SubType
number-pyramid
Difficulty
hard
Levels
  • [68]
  • [41,27]
  • [24,17,10]
  • [12,12,5,5]
  • [3,9,3,2,3]
Base
  • 3
  • 9
  • 3
  • 2
  • 3
TopValue
68
HiddenCells
  • {"r":2,"c":0,"v":24}
  • {"r":0,"c":0,"v":68}
  • {"r":4,"c":2,"v":3}
  • {"r":3,"c":0,"v":12}
  • {"r":3,"c":3,"v":5}
  • {"r":3,"c":2,"v":5}
  • {"r":1,"c":0,"v":41}
  • {"r":2,"c":1,"v":17}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [89] → [45, 44] → [_, 22, _] → [_, _, _, 10] → [7, _, _, 8, _]

Show answer

Answer: Row4[3]=12, Row5[2]=6, Row5[5]=2, Row4[2]=10, Row4[1]=13, Row5[3]=4, Row3[1]=23, Row3[3]=22

SubType
number-pyramid
Difficulty
hard
Levels
  • [89]
  • [45,44]
  • [23,22,22]
  • [13,10,12,10]
  • [7,6,4,8,2]
Base
  • 7
  • 6
  • 4
  • 8
  • 2
TopValue
89
HiddenCells
  • {"r":3,"c":2,"v":12}
  • {"r":4,"c":1,"v":6}
  • {"r":4,"c":4,"v":2}
  • {"r":3,"c":1,"v":10}
  • {"r":3,"c":0,"v":13}
  • {"r":4,"c":2,"v":4}
  • {"r":2,"c":0,"v":23}
  • {"r":2,"c":2,"v":22}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [49, 63] → [_, _, 33] → [_, 13, _, 16] → [_, 3, _, 7, _]

Show answer

Answer: Row3[2]=30, Row5[5]=9, Row3[1]=19, Row4[3]=17, Row5[3]=10, Row5[1]=3, Row1[1]=112, Row4[1]=6

SubType
number-pyramid
Difficulty
hard
Levels
  • [112]
  • [49,63]
  • [19,30,33]
  • [6,13,17,16]
  • [3,3,10,7,9]
Base
  • 3
  • 3
  • 10
  • 7
  • 9
TopValue
112
HiddenCells
  • {"r":2,"c":1,"v":30}
  • {"r":4,"c":4,"v":9}
  • {"r":2,"c":0,"v":19}
  • {"r":3,"c":2,"v":17}
  • {"r":4,"c":2,"v":10}
  • {"r":4,"c":0,"v":3}
  • {"r":0,"c":0,"v":112}
  • {"r":3,"c":0,"v":6}