hard Set 88 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [54] → [_, _] → [_, 13, 14] → [8, 6, 7, 7] → [_, _, _, _, _]

Show answer

Answer: Row5[5]=3, Row2[2]=27, Row5[2]=3, Row5[3]=3, Row5[1]=5, Row3[1]=14, Row2[1]=27, Row5[4]=4

SubType
number-pyramid
Difficulty
hard
Levels
  • [54]
  • [27,27]
  • [14,13,14]
  • [8,6,7,7]
  • [5,3,3,4,3]
Base
  • 5
  • 3
  • 3
  • 4
  • 3
TopValue
54
HiddenCells
  • {"r":4,"c":4,"v":3}
  • {"r":1,"c":1,"v":27}
  • {"r":4,"c":1,"v":3}
  • {"r":4,"c":2,"v":3}
  • {"r":4,"c":0,"v":5}
  • {"r":2,"c":0,"v":14}
  • {"r":1,"c":0,"v":27}
  • {"r":4,"c":3,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [48, 49] → [_, _, 27] → [14, _, _, 17] → [_, 9, _, 7, _]

Show answer

Answer: Row4[2]=12, Row5[3]=3, Row5[5]=10, Row5[1]=5, Row4[3]=10, Row1[1]=97, Row3[1]=26, Row3[2]=22

SubType
number-pyramid
Difficulty
hard
Levels
  • [97]
  • [48,49]
  • [26,22,27]
  • [14,12,10,17]
  • [5,9,3,7,10]
Base
  • 5
  • 9
  • 3
  • 7
  • 10
TopValue
97
HiddenCells
  • {"r":3,"c":1,"v":12}
  • {"r":4,"c":2,"v":3}
  • {"r":4,"c":4,"v":10}
  • {"r":4,"c":0,"v":5}
  • {"r":3,"c":2,"v":10}
  • {"r":0,"c":0,"v":97}
  • {"r":2,"c":0,"v":26}
  • {"r":2,"c":1,"v":22}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [34, _] → [14, 20, _] → [_, _, _, 10] → [5, _, 7, 5, _]

Show answer

Answer: Row4[3]=12, Row5[2]=1, Row3[3]=22, Row2[2]=42, Row1[1]=76, Row4[2]=8, Row5[5]=5, Row4[1]=6

SubType
number-pyramid
Difficulty
hard
Levels
  • [76]
  • [34,42]
  • [14,20,22]
  • [6,8,12,10]
  • [5,1,7,5,5]
Base
  • 5
  • 1
  • 7
  • 5
  • 5
TopValue
76
HiddenCells
  • {"r":3,"c":2,"v":12}
  • {"r":4,"c":1,"v":1}
  • {"r":2,"c":2,"v":22}
  • {"r":1,"c":1,"v":42}
  • {"r":0,"c":0,"v":76}
  • {"r":3,"c":1,"v":8}
  • {"r":4,"c":4,"v":5}
  • {"r":3,"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): [75] → [_, _] → [16, _, 27] → [_, _, 12, 15] → [_, _, 2, _, 5]

Show answer

Answer: Row5[1]=10, Row2[1]=32, Row5[2]=2, Row4[2]=4, Row2[2]=43, Row4[1]=12, Row3[2]=16, Row5[4]=10

SubType
number-pyramid
Difficulty
hard
Levels
  • [75]
  • [32,43]
  • [16,16,27]
  • [12,4,12,15]
  • [10,2,2,10,5]
Base
  • 10
  • 2
  • 2
  • 10
  • 5
TopValue
75
HiddenCells
  • {"r":4,"c":0,"v":10}
  • {"r":1,"c":0,"v":32}
  • {"r":4,"c":1,"v":2}
  • {"r":3,"c":1,"v":4}
  • {"r":1,"c":1,"v":43}
  • {"r":3,"c":0,"v":12}
  • {"r":2,"c":1,"v":16}
  • {"r":4,"c":3,"v":10}