medium Set 98 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [29, 22] → [16, 13, 9] → [8, _, _, _]

Show answer

Answer: Row1[1]=51, Row4[3]=5, Row4[4]=4, Row4[2]=8

SubType
number-pyramid
Difficulty
medium
Levels
  • [51]
  • [29,22]
  • [16,13,9]
  • [8,8,5,4]
Base
  • 8
  • 8
  • 5
  • 4
TopValue
51
HiddenCells
  • {"r":0,"c":0,"v":51}
  • {"r":3,"c":2,"v":5}
  • {"r":3,"c":3,"v":4}
  • {"r":3,"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): [41] → [_, _] → [11, 10, 10] → [_, 8, _, 8]

Show answer

Answer: Row2[2]=20, Row4[1]=3, Row4[3]=2, Row2[1]=21

SubType
number-pyramid
Difficulty
medium
Levels
  • [41]
  • [21,20]
  • [11,10,10]
  • [3,8,2,8]
Base
  • 3
  • 8
  • 2
  • 8
TopValue
41
HiddenCells
  • {"r":1,"c":1,"v":20}
  • {"r":3,"c":0,"v":3}
  • {"r":3,"c":2,"v":2}
  • {"r":1,"c":0,"v":21}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 22] → [_, 13, _] → [3, 6, 7, 2]

Show answer

Answer: Row3[1]=9, Row3[3]=9, Row2[1]=22, Row1[1]=44

SubType
number-pyramid
Difficulty
medium
Levels
  • [44]
  • [22,22]
  • [9,13,9]
  • [3,6,7,2]
Base
  • 3
  • 6
  • 7
  • 2
TopValue
44
HiddenCells
  • {"r":2,"c":0,"v":9}
  • {"r":2,"c":2,"v":9}
  • {"r":1,"c":0,"v":22}
  • {"r":0,"c":0,"v":44}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [32, 27] → [_, _, _] → [8, 8, 8, 3]

Show answer

Answer: Row1[1]=59, Row3[3]=11, Row3[2]=16, Row3[1]=16

SubType
number-pyramid
Difficulty
medium
Levels
  • [59]
  • [32,27]
  • [16,16,11]
  • [8,8,8,3]
Base
  • 8
  • 8
  • 8
  • 3
TopValue
59
HiddenCells
  • {"r":0,"c":0,"v":59}
  • {"r":2,"c":2,"v":11}
  • {"r":2,"c":1,"v":16}
  • {"r":2,"c":0,"v":16}