hard Set 80 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [43, 42] → [23, _, _] → [_, 11, _, 13] → [_, _, 5, _, 9]

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Answer: Row3[3]=22, Row4[1]=12, Row5[1]=6, Row3[2]=20, Row4[3]=9, Row5[4]=4, Row5[2]=6, Row1[1]=85

SubType
number-pyramid
Difficulty
hard
Levels
  • [85]
  • [43,42]
  • [23,20,22]
  • [12,11,9,13]
  • [6,6,5,4,9]
Base
  • 6
  • 6
  • 5
  • 4
  • 9
TopValue
85
HiddenCells
  • {"r":2,"c":2,"v":22}
  • {"r":3,"c":0,"v":12}
  • {"r":4,"c":0,"v":6}
  • {"r":2,"c":1,"v":20}
  • {"r":3,"c":2,"v":9}
  • {"r":4,"c":3,"v":4}
  • {"r":4,"c":1,"v":6}
  • {"r":0,"c":0,"v":85}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [38, _] → [_, 22, 19] → [5, _, _, 8] → [_, 2, _, 2, _]

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Answer: Row3[1]=16, Row5[3]=9, Row1[1]=79, Row5[5]=6, Row2[2]=41, Row4[3]=11, Row5[1]=3, Row4[2]=11

SubType
number-pyramid
Difficulty
hard
Levels
  • [79]
  • [38,41]
  • [16,22,19]
  • [5,11,11,8]
  • [3,2,9,2,6]
Base
  • 3
  • 2
  • 9
  • 2
  • 6
TopValue
79
HiddenCells
  • {"r":2,"c":0,"v":16}
  • {"r":4,"c":2,"v":9}
  • {"r":0,"c":0,"v":79}
  • {"r":4,"c":4,"v":6}
  • {"r":1,"c":1,"v":41}
  • {"r":3,"c":2,"v":11}
  • {"r":4,"c":0,"v":3}
  • {"r":3,"c":1,"v":11}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [53, 32] → [33, 20, _] → [_, _, 6, 6] → [_, _, 4, _, _]

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Answer: Row1[1]=85, Row3[3]=12, Row4[2]=14, Row5[1]=9, Row4[1]=19, Row5[4]=2, Row5[2]=10, Row5[5]=4

SubType
number-pyramid
Difficulty
hard
Levels
  • [85]
  • [53,32]
  • [33,20,12]
  • [19,14,6,6]
  • [9,10,4,2,4]
Base
  • 9
  • 10
  • 4
  • 2
  • 4
TopValue
85
HiddenCells
  • {"r":0,"c":0,"v":85}
  • {"r":2,"c":2,"v":12}
  • {"r":3,"c":1,"v":14}
  • {"r":4,"c":0,"v":9}
  • {"r":3,"c":0,"v":19}
  • {"r":4,"c":3,"v":2}
  • {"r":4,"c":1,"v":10}
  • {"r":4,"c":4,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [_, 30, 24] → [_, 16, 14, 10] → [_, _, 10, _, 6]

Show answer

Answer: Row3[1]=27, Row4[1]=11, Row2[1]=57, Row1[1]=111, Row5[2]=6, Row5[1]=5, Row2[2]=54, Row5[4]=4

SubType
number-pyramid
Difficulty
hard
Levels
  • [111]
  • [57,54]
  • [27,30,24]
  • [11,16,14,10]
  • [5,6,10,4,6]
Base
  • 5
  • 6
  • 10
  • 4
  • 6
TopValue
111
HiddenCells
  • {"r":2,"c":0,"v":27}
  • {"r":3,"c":0,"v":11}
  • {"r":1,"c":0,"v":57}
  • {"r":0,"c":0,"v":111}
  • {"r":4,"c":1,"v":6}
  • {"r":4,"c":0,"v":5}
  • {"r":1,"c":1,"v":54}
  • {"r":4,"c":3,"v":4}