hard Set 21 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [52, _] → [_, 30, 32] → [_, 13, _, _] → [3, _, _, 10, 5]

Show answer

Answer: Row1[1]=114, Row2[2]=62, Row4[3]=17, Row5[2]=6, Row4[1]=9, Row3[1]=22, Row5[3]=7, Row4[4]=15

SubType
number-pyramid
Difficulty
hard
Levels
  • [114]
  • [52,62]
  • [22,30,32]
  • [9,13,17,15]
  • [3,6,7,10,5]
Base
  • 3
  • 6
  • 7
  • 10
  • 5
TopValue
114
HiddenCells
  • {"r":0,"c":0,"v":114}
  • {"r":1,"c":1,"v":62}
  • {"r":3,"c":2,"v":17}
  • {"r":4,"c":1,"v":6}
  • {"r":3,"c":0,"v":9}
  • {"r":2,"c":0,"v":22}
  • {"r":4,"c":2,"v":7}
  • {"r":3,"c":3,"v":15}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 65] → [14, _, _] → [_, 11, 20, _] → [_, 1, 10, _, 4]

Show answer

Answer: Row2[1]=45, Row4[4]=14, Row4[1]=3, Row3[2]=31, Row3[3]=34, Row1[1]=110, Row5[1]=2, Row5[4]=10

SubType
number-pyramid
Difficulty
hard
Levels
  • [110]
  • [45,65]
  • [14,31,34]
  • [3,11,20,14]
  • [2,1,10,10,4]
Base
  • 2
  • 1
  • 10
  • 10
  • 4
TopValue
110
HiddenCells
  • {"r":1,"c":0,"v":45}
  • {"r":3,"c":3,"v":14}
  • {"r":3,"c":0,"v":3}
  • {"r":2,"c":1,"v":31}
  • {"r":2,"c":2,"v":34}
  • {"r":0,"c":0,"v":110}
  • {"r":4,"c":0,"v":2}
  • {"r":4,"c":3,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [56, 50] → [_, 28, _] → [13, _, 13, _] → [_, 7, 8, _, _]

Show answer

Answer: Row3[3]=22, Row4[2]=15, Row5[1]=6, Row4[4]=9, Row1[1]=106, Row5[5]=4, Row3[1]=28, Row5[4]=5

SubType
number-pyramid
Difficulty
hard
Levels
  • [106]
  • [56,50]
  • [28,28,22]
  • [13,15,13,9]
  • [6,7,8,5,4]
Base
  • 6
  • 7
  • 8
  • 5
  • 4
TopValue
106
HiddenCells
  • {"r":2,"c":2,"v":22}
  • {"r":3,"c":1,"v":15}
  • {"r":4,"c":0,"v":6}
  • {"r":3,"c":3,"v":9}
  • {"r":0,"c":0,"v":106}
  • {"r":4,"c":4,"v":4}
  • {"r":2,"c":0,"v":28}
  • {"r":4,"c":3,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [_, 10, _] → [_, 7, 3, _] → [5, 6, 1, 2, _]

Show answer

Answer: Row5[5]=5, Row1[1]=48, Row3[1]=18, Row2[1]=28, Row4[1]=11, Row4[4]=7, Row2[2]=20, Row3[3]=10

SubType
number-pyramid
Difficulty
hard
Levels
  • [48]
  • [28,20]
  • [18,10,10]
  • [11,7,3,7]
  • [5,6,1,2,5]
Base
  • 5
  • 6
  • 1
  • 2
  • 5
TopValue
48
HiddenCells
  • {"r":4,"c":4,"v":5}
  • {"r":0,"c":0,"v":48}
  • {"r":2,"c":0,"v":18}
  • {"r":1,"c":0,"v":28}
  • {"r":3,"c":0,"v":11}
  • {"r":3,"c":3,"v":7}
  • {"r":1,"c":1,"v":20}
  • {"r":2,"c":2,"v":10}