hard Set 35 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, _, 6, 9] → [_, 4, _, 2, 7]

Show answer

Answer: Row4[2]=8, Row1[1]=60, Row5[1]=5, Row3[1]=17, Row2[2]=29, Row2[1]=31, Row5[3]=4, Row3[3]=15

SubType
number-pyramid
Difficulty
hard
Levels
  • [60]
  • [31,29]
  • [17,14,15]
  • [9,8,6,9]
  • [5,4,4,2,7]
Base
  • 5
  • 4
  • 4
  • 2
  • 7
TopValue
60
HiddenCells
  • {"r":3,"c":1,"v":8}
  • {"r":0,"c":0,"v":60}
  • {"r":4,"c":0,"v":5}
  • {"r":2,"c":0,"v":17}
  • {"r":1,"c":1,"v":29}
  • {"r":1,"c":0,"v":31}
  • {"r":4,"c":2,"v":4}
  • {"r":2,"c":2,"v":15}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 40] → [_, 19, 21] → [7, _, _, 9] → [_, 1, _, 6, _]

Show answer

Answer: Row2[1]=33, Row1[1]=73, Row5[3]=6, Row5[5]=3, Row4[3]=12, Row4[2]=7, Row3[1]=14, Row5[1]=6

SubType
number-pyramid
Difficulty
hard
Levels
  • [73]
  • [33,40]
  • [14,19,21]
  • [7,7,12,9]
  • [6,1,6,6,3]
Base
  • 6
  • 1
  • 6
  • 6
  • 3
TopValue
73
HiddenCells
  • {"r":1,"c":0,"v":33}
  • {"r":0,"c":0,"v":73}
  • {"r":4,"c":2,"v":6}
  • {"r":4,"c":4,"v":3}
  • {"r":3,"c":2,"v":12}
  • {"r":3,"c":1,"v":7}
  • {"r":2,"c":0,"v":14}
  • {"r":4,"c":0,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [113] → [61, 52] → [33, _, 24] → [17, _, _, 12] → [_, _, _, _, _]

Show answer

Answer: Row5[4]=6, Row5[2]=10, Row4[2]=16, Row5[5]=6, Row3[2]=28, Row5[1]=7, Row5[3]=6, Row4[3]=12

SubType
number-pyramid
Difficulty
hard
Levels
  • [113]
  • [61,52]
  • [33,28,24]
  • [17,16,12,12]
  • [7,10,6,6,6]
Base
  • 7
  • 10
  • 6
  • 6
  • 6
TopValue
113
HiddenCells
  • {"r":4,"c":3,"v":6}
  • {"r":4,"c":1,"v":10}
  • {"r":3,"c":1,"v":16}
  • {"r":4,"c":4,"v":6}
  • {"r":2,"c":1,"v":28}
  • {"r":4,"c":0,"v":7}
  • {"r":4,"c":2,"v":6}
  • {"r":3,"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): [60] → [_, _] → [11, _, _] → [5, 6, _, 7] → [3, 2, _, _, _]

Show answer

Answer: Row4[3]=10, Row2[2]=33, Row5[4]=6, Row5[3]=4, Row3[2]=16, Row2[1]=27, Row5[5]=1, Row3[3]=17

SubType
number-pyramid
Difficulty
hard
Levels
  • [60]
  • [27,33]
  • [11,16,17]
  • [5,6,10,7]
  • [3,2,4,6,1]
Base
  • 3
  • 2
  • 4
  • 6
  • 1
TopValue
60
HiddenCells
  • {"r":3,"c":2,"v":10}
  • {"r":1,"c":1,"v":33}
  • {"r":4,"c":3,"v":6}
  • {"r":4,"c":2,"v":4}
  • {"r":2,"c":1,"v":16}
  • {"r":1,"c":0,"v":27}
  • {"r":4,"c":4,"v":1}
  • {"r":2,"c":2,"v":17}