hard Set 22 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [47, _] → [_, _, _] → [5, 11, _, 13] → [4, _, _, 10, 3]

Show answer

Answer: Row4[3]=20, Row3[2]=31, Row1[1]=111, Row5[3]=10, Row5[2]=1, Row3[1]=16, Row2[2]=64, Row3[3]=33

SubType
number-pyramid
Difficulty
hard
Levels
  • [111]
  • [47,64]
  • [16,31,33]
  • [5,11,20,13]
  • [4,1,10,10,3]
Base
  • 4
  • 1
  • 10
  • 10
  • 3
TopValue
111
HiddenCells
  • {"r":3,"c":2,"v":20}
  • {"r":2,"c":1,"v":31}
  • {"r":0,"c":0,"v":111}
  • {"r":4,"c":2,"v":10}
  • {"r":4,"c":1,"v":1}
  • {"r":2,"c":0,"v":16}
  • {"r":1,"c":1,"v":64}
  • {"r":2,"c":2,"v":33}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [32, _] → [_, 16, 21] → [9, _, _, _] → [_, 5, 2, 7, _]

Show answer

Answer: Row4[2]=7, Row4[3]=9, Row4[4]=12, Row1[1]=69, Row2[2]=37, Row5[1]=4, Row5[5]=5, Row3[1]=16

SubType
number-pyramid
Difficulty
hard
Levels
  • [69]
  • [32,37]
  • [16,16,21]
  • [9,7,9,12]
  • [4,5,2,7,5]
Base
  • 4
  • 5
  • 2
  • 7
  • 5
TopValue
69
HiddenCells
  • {"r":3,"c":1,"v":7}
  • {"r":3,"c":2,"v":9}
  • {"r":3,"c":3,"v":12}
  • {"r":0,"c":0,"v":69}
  • {"r":1,"c":1,"v":37}
  • {"r":4,"c":0,"v":4}
  • {"r":4,"c":4,"v":5}
  • {"r":2,"c":0,"v":16}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [92] → [_, _] → [24, 23, _] → [_, _, 11, 11] → [7, _, _, 4, _]

Show answer

Answer: Row5[3]=7, Row2[1]=47, Row4[2]=12, Row2[2]=45, Row4[1]=12, Row3[3]=22, Row5[2]=5, Row5[5]=7

SubType
number-pyramid
Difficulty
hard
Levels
  • [92]
  • [47,45]
  • [24,23,22]
  • [12,12,11,11]
  • [7,5,7,4,7]
Base
  • 7
  • 5
  • 7
  • 4
  • 7
TopValue
92
HiddenCells
  • {"r":4,"c":2,"v":7}
  • {"r":1,"c":0,"v":47}
  • {"r":3,"c":1,"v":12}
  • {"r":1,"c":1,"v":45}
  • {"r":3,"c":0,"v":12}
  • {"r":2,"c":2,"v":22}
  • {"r":4,"c":1,"v":5}
  • {"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): [_] → [35, _] → [_, 17, _] → [_, _, _, 11] → [4, _, 4, 4, 7]

Show answer

Answer: Row5[2]=5, Row3[3]=19, Row2[2]=36, Row1[1]=71, Row4[1]=9, Row3[1]=18, Row4[3]=8, Row4[2]=9

SubType
number-pyramid
Difficulty
hard
Levels
  • [71]
  • [35,36]
  • [18,17,19]
  • [9,9,8,11]
  • [4,5,4,4,7]
Base
  • 4
  • 5
  • 4
  • 4
  • 7
TopValue
71
HiddenCells
  • {"r":4,"c":1,"v":5}
  • {"r":2,"c":2,"v":19}
  • {"r":1,"c":1,"v":36}
  • {"r":0,"c":0,"v":71}
  • {"r":3,"c":0,"v":9}
  • {"r":2,"c":0,"v":18}
  • {"r":3,"c":2,"v":8}
  • {"r":3,"c":1,"v":9}