hard Set 49 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [_, _, 23] → [3, 11, 12, _] → [_, 1, 10, 2, _]

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Answer: Row5[5]=9, Row4[4]=11, Row2[2]=46, Row3[1]=14, Row1[1]=83, Row5[1]=2, Row2[1]=37, Row3[2]=23

SubType
number-pyramid
Difficulty
hard
Levels
  • [83]
  • [37,46]
  • [14,23,23]
  • [3,11,12,11]
  • [2,1,10,2,9]
Base
  • 2
  • 1
  • 10
  • 2
  • 9
TopValue
83
HiddenCells
  • {"r":4,"c":4,"v":9}
  • {"r":3,"c":3,"v":11}
  • {"r":1,"c":1,"v":46}
  • {"r":2,"c":0,"v":14}
  • {"r":0,"c":0,"v":83}
  • {"r":4,"c":0,"v":2}
  • {"r":1,"c":0,"v":37}
  • {"r":2,"c":1,"v":23}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [10, _, _] → [_, 8, 8, 5] → [1, 1, _, _, 4]

Show answer

Answer: Row2[2]=29, Row1[1]=55, Row4[1]=2, Row5[3]=7, Row5[4]=1, Row2[1]=26, Row3[3]=13, Row3[2]=16

SubType
number-pyramid
Difficulty
hard
Levels
  • [55]
  • [26,29]
  • [10,16,13]
  • [2,8,8,5]
  • [1,1,7,1,4]
Base
  • 1
  • 1
  • 7
  • 1
  • 4
TopValue
55
HiddenCells
  • {"r":1,"c":1,"v":29}
  • {"r":0,"c":0,"v":55}
  • {"r":3,"c":0,"v":2}
  • {"r":4,"c":2,"v":7}
  • {"r":4,"c":3,"v":1}
  • {"r":1,"c":0,"v":26}
  • {"r":2,"c":2,"v":13}
  • {"r":2,"c":1,"v":16}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [25, _] → [_, 12, 25] → [_, _, 9, _] → [8, 2, 1, _, _]

Show answer

Answer: Row1[1]=62, Row2[2]=37, Row3[1]=13, Row4[1]=10, Row4[4]=16, Row5[4]=8, Row4[2]=3, Row5[5]=8

SubType
number-pyramid
Difficulty
hard
Levels
  • [62]
  • [25,37]
  • [13,12,25]
  • [10,3,9,16]
  • [8,2,1,8,8]
Base
  • 8
  • 2
  • 1
  • 8
  • 8
TopValue
62
HiddenCells
  • {"r":0,"c":0,"v":62}
  • {"r":1,"c":1,"v":37}
  • {"r":2,"c":0,"v":13}
  • {"r":3,"c":0,"v":10}
  • {"r":3,"c":3,"v":16}
  • {"r":4,"c":3,"v":8}
  • {"r":3,"c":1,"v":3}
  • {"r":4,"c":4,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [106] → [_, 59] → [19, _, _] → [_, _, 18, 13] → [_, 1, _, 9, _]

Show answer

Answer: Row5[5]=4, Row3[3]=31, Row4[1]=9, Row5[1]=8, Row4[2]=10, Row3[2]=28, Row2[1]=47, Row5[3]=9

SubType
number-pyramid
Difficulty
hard
Levels
  • [106]
  • [47,59]
  • [19,28,31]
  • [9,10,18,13]
  • [8,1,9,9,4]
Base
  • 8
  • 1
  • 9
  • 9
  • 4
TopValue
106
HiddenCells
  • {"r":4,"c":4,"v":4}
  • {"r":2,"c":2,"v":31}
  • {"r":3,"c":0,"v":9}
  • {"r":4,"c":0,"v":8}
  • {"r":3,"c":1,"v":10}
  • {"r":2,"c":1,"v":28}
  • {"r":1,"c":0,"v":47}
  • {"r":4,"c":2,"v":9}