hard Set 84 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [66] → [29, _] → [17, 12, _] → [_, _, 8, _] → [10, _, _, 7, _]

Show answer

Answer: Row5[2]=3, Row2[2]=37, Row4[1]=13, Row3[3]=25, Row5[5]=10, Row4[2]=4, Row5[3]=1, Row4[4]=17

SubType
number-pyramid
Difficulty
hard
Levels
  • [66]
  • [29,37]
  • [17,12,25]
  • [13,4,8,17]
  • [10,3,1,7,10]
Base
  • 10
  • 3
  • 1
  • 7
  • 10
TopValue
66
HiddenCells
  • {"r":4,"c":1,"v":3}
  • {"r":1,"c":1,"v":37}
  • {"r":3,"c":0,"v":13}
  • {"r":2,"c":2,"v":25}
  • {"r":4,"c":4,"v":10}
  • {"r":3,"c":1,"v":4}
  • {"r":4,"c":2,"v":1}
  • {"r":3,"c":3,"v":17}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [83] → [_, 37] → [25, _, _] → [11, _, 7, 9] → [_, 8, _, _, _]

Show answer

Answer: Row5[5]=8, Row5[1]=3, Row3[2]=21, Row2[1]=46, Row4[2]=14, Row5[3]=6, Row5[4]=1, Row3[3]=16

SubType
number-pyramid
Difficulty
hard
Levels
  • [83]
  • [46,37]
  • [25,21,16]
  • [11,14,7,9]
  • [3,8,6,1,8]
Base
  • 3
  • 8
  • 6
  • 1
  • 8
TopValue
83
HiddenCells
  • {"r":4,"c":4,"v":8}
  • {"r":4,"c":0,"v":3}
  • {"r":2,"c":1,"v":21}
  • {"r":1,"c":0,"v":46}
  • {"r":3,"c":1,"v":14}
  • {"r":4,"c":2,"v":6}
  • {"r":4,"c":3,"v":1}
  • {"r":2,"c":2,"v":16}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [70] → [33, _] → [_, 16, _] → [11, 6, _, _] → [9, _, 4, _, _]

Show answer

Answer: Row4[3]=10, Row5[5]=5, Row2[2]=37, Row4[4]=11, Row3[1]=17, Row3[3]=21, Row5[2]=2, Row5[4]=6

SubType
number-pyramid
Difficulty
hard
Levels
  • [70]
  • [33,37]
  • [17,16,21]
  • [11,6,10,11]
  • [9,2,4,6,5]
Base
  • 9
  • 2
  • 4
  • 6
  • 5
TopValue
70
HiddenCells
  • {"r":3,"c":2,"v":10}
  • {"r":4,"c":4,"v":5}
  • {"r":1,"c":1,"v":37}
  • {"r":3,"c":3,"v":11}
  • {"r":2,"c":0,"v":17}
  • {"r":2,"c":2,"v":21}
  • {"r":4,"c":1,"v":2}
  • {"r":4,"c":3,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [77] → [43, _] → [24, _, 15] → [13, 11, _, _] → [_, _, _, 3, _]

Show answer

Answer: Row3[2]=19, Row5[5]=4, Row4[4]=7, Row5[3]=5, Row4[3]=8, Row5[1]=7, Row5[2]=6, Row2[2]=34

SubType
number-pyramid
Difficulty
hard
Levels
  • [77]
  • [43,34]
  • [24,19,15]
  • [13,11,8,7]
  • [7,6,5,3,4]
Base
  • 7
  • 6
  • 5
  • 3
  • 4
TopValue
77
HiddenCells
  • {"r":2,"c":1,"v":19}
  • {"r":4,"c":4,"v":4}
  • {"r":3,"c":3,"v":7}
  • {"r":4,"c":2,"v":5}
  • {"r":3,"c":2,"v":8}
  • {"r":4,"c":0,"v":7}
  • {"r":4,"c":1,"v":6}
  • {"r":1,"c":1,"v":34}