hard Set 76 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 29] → [_, 17, _] → [18, 12, 5, 7] → [_, _, _, _, 5]

Show answer

Answer: Row2[1]=47, Row1[1]=76, Row5[2]=9, Row5[1]=9, Row5[4]=2, Row3[1]=30, Row5[3]=3, Row3[3]=12

SubType
number-pyramid
Difficulty
hard
Levels
  • [76]
  • [47,29]
  • [30,17,12]
  • [18,12,5,7]
  • [9,9,3,2,5]
Base
  • 9
  • 9
  • 3
  • 2
  • 5
TopValue
76
HiddenCells
  • {"r":1,"c":0,"v":47}
  • {"r":0,"c":0,"v":76}
  • {"r":4,"c":1,"v":9}
  • {"r":4,"c":0,"v":9}
  • {"r":4,"c":3,"v":2}
  • {"r":2,"c":0,"v":30}
  • {"r":4,"c":2,"v":3}
  • {"r":2,"c":2,"v":12}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 46] → [_, _, _] → [8, 9, 12, _] → [5, _, 6, 6, _]

Show answer

Answer: Row3[3]=25, Row1[1]=84, Row3[1]=17, Row5[2]=3, Row4[4]=13, Row3[2]=21, Row5[5]=7, Row2[1]=38

SubType
number-pyramid
Difficulty
hard
Levels
  • [84]
  • [38,46]
  • [17,21,25]
  • [8,9,12,13]
  • [5,3,6,6,7]
Base
  • 5
  • 3
  • 6
  • 6
  • 7
TopValue
84
HiddenCells
  • {"r":2,"c":2,"v":25}
  • {"r":0,"c":0,"v":84}
  • {"r":2,"c":0,"v":17}
  • {"r":4,"c":1,"v":3}
  • {"r":3,"c":3,"v":13}
  • {"r":2,"c":1,"v":21}
  • {"r":4,"c":4,"v":7}
  • {"r":1,"c":0,"v":38}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [58, _] → [_, 29, _] → [_, 13, _, _] → [9, 7, 6, _, 2]

Show answer

Answer: Row3[3]=28, Row2[2]=57, Row4[1]=16, Row3[1]=29, Row5[4]=10, Row4[3]=16, Row1[1]=115, Row4[4]=12

SubType
number-pyramid
Difficulty
hard
Levels
  • [115]
  • [58,57]
  • [29,29,28]
  • [16,13,16,12]
  • [9,7,6,10,2]
Base
  • 9
  • 7
  • 6
  • 10
  • 2
TopValue
115
HiddenCells
  • {"r":2,"c":2,"v":28}
  • {"r":1,"c":1,"v":57}
  • {"r":3,"c":0,"v":16}
  • {"r":2,"c":0,"v":29}
  • {"r":4,"c":3,"v":10}
  • {"r":3,"c":2,"v":16}
  • {"r":0,"c":0,"v":115}
  • {"r":3,"c":3,"v":12}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [88] → [41, _] → [_, 23, _] → [7, _, 12, _] → [_, 5, _, 6, _]

Show answer

Answer: Row4[2]=11, Row2[2]=47, Row5[5]=6, Row5[1]=2, Row4[4]=12, Row5[3]=6, Row3[1]=18, Row3[3]=24

SubType
number-pyramid
Difficulty
hard
Levels
  • [88]
  • [41,47]
  • [18,23,24]
  • [7,11,12,12]
  • [2,5,6,6,6]
Base
  • 2
  • 5
  • 6
  • 6
  • 6
TopValue
88
HiddenCells
  • {"r":3,"c":1,"v":11}
  • {"r":1,"c":1,"v":47}
  • {"r":4,"c":4,"v":6}
  • {"r":4,"c":0,"v":2}
  • {"r":3,"c":3,"v":12}
  • {"r":4,"c":2,"v":6}
  • {"r":2,"c":0,"v":18}
  • {"r":2,"c":2,"v":24}