hard Set 68 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [_, 14, 9] → [9, _, _, 3] → [_, 3, 5, _, 2]

Show answer

Answer: Row5[1]=6, Row4[2]=8, Row2[1]=31, Row3[1]=17, Row2[2]=23, Row5[4]=1, Row4[3]=6, Row1[1]=54

SubType
number-pyramid
Difficulty
hard
Levels
  • [54]
  • [31,23]
  • [17,14,9]
  • [9,8,6,3]
  • [6,3,5,1,2]
Base
  • 6
  • 3
  • 5
  • 1
  • 2
TopValue
54
HiddenCells
  • {"r":4,"c":0,"v":6}
  • {"r":3,"c":1,"v":8}
  • {"r":1,"c":0,"v":31}
  • {"r":2,"c":0,"v":17}
  • {"r":1,"c":1,"v":23}
  • {"r":4,"c":3,"v":1}
  • {"r":3,"c":2,"v":6}
  • {"r":0,"c":0,"v":54}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [_, 20, 17] → [11, _, 9, _] → [5, _, _, 4, 4]

Show answer

Answer: Row3[1]=22, Row4[4]=8, Row5[2]=6, Row4[2]=11, Row1[1]=79, Row2[2]=37, Row5[3]=5, Row2[1]=42

SubType
number-pyramid
Difficulty
hard
Levels
  • [79]
  • [42,37]
  • [22,20,17]
  • [11,11,9,8]
  • [5,6,5,4,4]
Base
  • 5
  • 6
  • 5
  • 4
  • 4
TopValue
79
HiddenCells
  • {"r":2,"c":0,"v":22}
  • {"r":3,"c":3,"v":8}
  • {"r":4,"c":1,"v":6}
  • {"r":3,"c":1,"v":11}
  • {"r":0,"c":0,"v":79}
  • {"r":1,"c":1,"v":37}
  • {"r":4,"c":2,"v":5}
  • {"r":1,"c":0,"v":42}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [115] → [_, _] → [_, 31, 24] → [_, 15, _, 8] → [_, 5, _, 6, _]

Show answer

Answer: Row2[2]=55, Row5[5]=2, Row4[3]=16, Row5[1]=9, Row2[1]=60, Row5[3]=10, Row3[1]=29, Row4[1]=14

SubType
number-pyramid
Difficulty
hard
Levels
  • [115]
  • [60,55]
  • [29,31,24]
  • [14,15,16,8]
  • [9,5,10,6,2]
Base
  • 9
  • 5
  • 10
  • 6
  • 2
TopValue
115
HiddenCells
  • {"r":1,"c":1,"v":55}
  • {"r":4,"c":4,"v":2}
  • {"r":3,"c":2,"v":16}
  • {"r":4,"c":0,"v":9}
  • {"r":1,"c":0,"v":60}
  • {"r":4,"c":2,"v":10}
  • {"r":2,"c":0,"v":29}
  • {"r":3,"c":0,"v":14}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 35] → [11, _, _] → [7, _, 10, 11] → [_, _, 2, _, 3]

Show answer

Answer: Row4[2]=4, Row3[2]=14, Row2[1]=25, Row3[3]=21, Row5[4]=8, Row5[1]=5, Row1[1]=60, Row5[2]=2

SubType
number-pyramid
Difficulty
hard
Levels
  • [60]
  • [25,35]
  • [11,14,21]
  • [7,4,10,11]
  • [5,2,2,8,3]
Base
  • 5
  • 2
  • 2
  • 8
  • 3
TopValue
60
HiddenCells
  • {"r":3,"c":1,"v":4}
  • {"r":2,"c":1,"v":14}
  • {"r":1,"c":0,"v":25}
  • {"r":2,"c":2,"v":21}
  • {"r":4,"c":3,"v":8}
  • {"r":4,"c":0,"v":5}
  • {"r":0,"c":0,"v":60}
  • {"r":4,"c":1,"v":2}