hard Set 57 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 46] → [26, 25, 21] → [_, 15, _, _] → [3, _, _, _, 8]

Show answer

Answer: Row2[1]=51, Row5[2]=8, Row4[1]=11, Row5[4]=3, Row4[4]=11, Row4[3]=10, Row5[3]=7, Row1[1]=97

SubType
number-pyramid
Difficulty
hard
Levels
  • [97]
  • [51,46]
  • [26,25,21]
  • [11,15,10,11]
  • [3,8,7,3,8]
Base
  • 3
  • 8
  • 7
  • 3
  • 8
TopValue
97
HiddenCells
  • {"r":1,"c":0,"v":51}
  • {"r":4,"c":1,"v":8}
  • {"r":3,"c":0,"v":11}
  • {"r":4,"c":3,"v":3}
  • {"r":3,"c":3,"v":11}
  • {"r":3,"c":2,"v":10}
  • {"r":4,"c":2,"v":7}
  • {"r":0,"c":0,"v":97}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [41, _] → [_, _, 29] → [_, _, 15, _] → [10, 2, _, 10, 4]

Show answer

Answer: Row2[2]=51, Row3[1]=19, Row1[1]=92, Row4[2]=7, Row4[4]=14, Row3[2]=22, Row5[3]=5, Row4[1]=12

SubType
number-pyramid
Difficulty
hard
Levels
  • [92]
  • [41,51]
  • [19,22,29]
  • [12,7,15,14]
  • [10,2,5,10,4]
Base
  • 10
  • 2
  • 5
  • 10
  • 4
TopValue
92
HiddenCells
  • {"r":1,"c":1,"v":51}
  • {"r":2,"c":0,"v":19}
  • {"r":0,"c":0,"v":92}
  • {"r":3,"c":1,"v":7}
  • {"r":3,"c":3,"v":14}
  • {"r":2,"c":1,"v":22}
  • {"r":4,"c":2,"v":5}
  • {"r":3,"c":0,"v":12}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [42, _] → [14, _, _] → [3, _, 17, _] → [1, _, _, 8, 10]

Show answer

Answer: Row5[2]=2, Row3[3]=35, Row3[2]=28, Row4[2]=11, Row2[2]=63, Row1[1]=105, Row5[3]=9, Row4[4]=18

SubType
number-pyramid
Difficulty
hard
Levels
  • [105]
  • [42,63]
  • [14,28,35]
  • [3,11,17,18]
  • [1,2,9,8,10]
Base
  • 1
  • 2
  • 9
  • 8
  • 10
TopValue
105
HiddenCells
  • {"r":4,"c":1,"v":2}
  • {"r":2,"c":2,"v":35}
  • {"r":2,"c":1,"v":28}
  • {"r":3,"c":1,"v":11}
  • {"r":1,"c":1,"v":63}
  • {"r":0,"c":0,"v":105}
  • {"r":4,"c":2,"v":9}
  • {"r":3,"c":3,"v":18}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [17, _, _] → [11, 6, 5, _] → [_, _, 4, 1, 8]

Show answer

Answer: Row5[2]=2, Row2[2]=25, Row1[1]=53, Row2[1]=28, Row3[2]=11, Row4[4]=9, Row3[3]=14, Row5[1]=9

SubType
number-pyramid
Difficulty
hard
Levels
  • [53]
  • [28,25]
  • [17,11,14]
  • [11,6,5,9]
  • [9,2,4,1,8]
Base
  • 9
  • 2
  • 4
  • 1
  • 8
TopValue
53
HiddenCells
  • {"r":4,"c":1,"v":2}
  • {"r":1,"c":1,"v":25}
  • {"r":0,"c":0,"v":53}
  • {"r":1,"c":0,"v":28}
  • {"r":2,"c":1,"v":11}
  • {"r":3,"c":3,"v":9}
  • {"r":2,"c":2,"v":14}
  • {"r":4,"c":0,"v":9}