hard Set 24 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [55] → [25, 30] → [_, 12, _] → [_, 5, _, _] → [_, _, _, 3, 8]

Show answer

Answer: Row5[2]=1, Row4[4]=11, Row4[1]=8, Row3[1]=13, Row5[3]=4, Row3[3]=18, Row4[3]=7, Row5[1]=7

SubType
number-pyramid
Difficulty
hard
Levels
  • [55]
  • [25,30]
  • [13,12,18]
  • [8,5,7,11]
  • [7,1,4,3,8]
Base
  • 7
  • 1
  • 4
  • 3
  • 8
TopValue
55
HiddenCells
  • {"r":4,"c":1,"v":1}
  • {"r":3,"c":3,"v":11}
  • {"r":3,"c":0,"v":8}
  • {"r":2,"c":0,"v":13}
  • {"r":4,"c":2,"v":4}
  • {"r":2,"c":2,"v":18}
  • {"r":3,"c":2,"v":7}
  • {"r":4,"c":0,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [54] → [_, 23] → [_, _, 11] → [_, 9, 3, 8] → [_, _, 2, _, _]

Show answer

Answer: Row5[1]=3, Row5[5]=7, Row3[1]=19, Row5[2]=7, Row4[1]=10, Row3[2]=12, Row5[4]=1, Row2[1]=31

SubType
number-pyramid
Difficulty
hard
Levels
  • [54]
  • [31,23]
  • [19,12,11]
  • [10,9,3,8]
  • [3,7,2,1,7]
Base
  • 3
  • 7
  • 2
  • 1
  • 7
TopValue
54
HiddenCells
  • {"r":4,"c":0,"v":3}
  • {"r":4,"c":4,"v":7}
  • {"r":2,"c":0,"v":19}
  • {"r":4,"c":1,"v":7}
  • {"r":3,"c":0,"v":10}
  • {"r":2,"c":1,"v":12}
  • {"r":4,"c":3,"v":1}
  • {"r":1,"c":0,"v":31}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [93] → [_, _] → [_, 22, 24] → [14, 11, _, _] → [_, 4, 7, _, _]

Show answer

Answer: Row4[3]=11, Row2[1]=47, Row5[1]=10, Row5[4]=4, Row2[2]=46, Row5[5]=9, Row3[1]=25, Row4[4]=13

SubType
number-pyramid
Difficulty
hard
Levels
  • [93]
  • [47,46]
  • [25,22,24]
  • [14,11,11,13]
  • [10,4,7,4,9]
Base
  • 10
  • 4
  • 7
  • 4
  • 9
TopValue
93
HiddenCells
  • {"r":3,"c":2,"v":11}
  • {"r":1,"c":0,"v":47}
  • {"r":4,"c":0,"v":10}
  • {"r":4,"c":3,"v":4}
  • {"r":1,"c":1,"v":46}
  • {"r":4,"c":4,"v":9}
  • {"r":2,"c":0,"v":25}
  • {"r":3,"c":3,"v":13}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 48] → [_, _, _] → [_, 10, 10, 18] → [3, 8, _, _, 10]

Show answer

Answer: Row3[3]=28, Row5[3]=2, Row4[1]=11, Row5[4]=8, Row1[1]=89, Row3[2]=20, Row2[1]=41, Row3[1]=21

SubType
number-pyramid
Difficulty
hard
Levels
  • [89]
  • [41,48]
  • [21,20,28]
  • [11,10,10,18]
  • [3,8,2,8,10]
Base
  • 3
  • 8
  • 2
  • 8
  • 10
TopValue
89
HiddenCells
  • {"r":2,"c":2,"v":28}
  • {"r":4,"c":2,"v":2}
  • {"r":3,"c":0,"v":11}
  • {"r":4,"c":3,"v":8}
  • {"r":0,"c":0,"v":89}
  • {"r":2,"c":1,"v":20}
  • {"r":1,"c":0,"v":41}
  • {"r":2,"c":0,"v":21}