hard Set 63 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [102] → [_, 50] → [_, _, _] → [12, _, _, _] → [2, _, 4, 8, 4]

Show answer

Answer: Row3[1]=26, Row5[2]=10, Row3[3]=24, Row4[3]=12, Row2[1]=52, Row3[2]=26, Row4[4]=12, Row4[2]=14

SubType
number-pyramid
Difficulty
hard
Levels
  • [102]
  • [52,50]
  • [26,26,24]
  • [12,14,12,12]
  • [2,10,4,8,4]
Base
  • 2
  • 10
  • 4
  • 8
  • 4
TopValue
102
HiddenCells
  • {"r":2,"c":0,"v":26}
  • {"r":4,"c":1,"v":10}
  • {"r":2,"c":2,"v":24}
  • {"r":3,"c":2,"v":12}
  • {"r":1,"c":0,"v":52}
  • {"r":2,"c":1,"v":26}
  • {"r":3,"c":3,"v":12}
  • {"r":3,"c":1,"v":14}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 54] → [_, 32, 22] → [_, _, 14, _] → [_, 9, _, 5, 3]

Show answer

Answer: Row2[1]=61, Row4[2]=18, Row5[1]=2, Row4[4]=8, Row3[1]=29, Row5[3]=9, Row4[1]=11, Row1[1]=115

SubType
number-pyramid
Difficulty
hard
Levels
  • [115]
  • [61,54]
  • [29,32,22]
  • [11,18,14,8]
  • [2,9,9,5,3]
Base
  • 2
  • 9
  • 9
  • 5
  • 3
TopValue
115
HiddenCells
  • {"r":1,"c":0,"v":61}
  • {"r":3,"c":1,"v":18}
  • {"r":4,"c":0,"v":2}
  • {"r":3,"c":3,"v":8}
  • {"r":2,"c":0,"v":29}
  • {"r":4,"c":2,"v":9}
  • {"r":3,"c":0,"v":11}
  • {"r":0,"c":0,"v":115}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [66] → [_, 33] → [_, _, 17] → [7, _, 6, 11] → [_, _, 4, _, _]

Show answer

Answer: Row4[2]=10, Row2[1]=33, Row3[1]=17, Row5[5]=9, Row5[1]=1, Row3[2]=16, Row5[4]=2, Row5[2]=6

SubType
number-pyramid
Difficulty
hard
Levels
  • [66]
  • [33,33]
  • [17,16,17]
  • [7,10,6,11]
  • [1,6,4,2,9]
Base
  • 1
  • 6
  • 4
  • 2
  • 9
TopValue
66
HiddenCells
  • {"r":3,"c":1,"v":10}
  • {"r":1,"c":0,"v":33}
  • {"r":2,"c":0,"v":17}
  • {"r":4,"c":4,"v":9}
  • {"r":4,"c":0,"v":1}
  • {"r":2,"c":1,"v":16}
  • {"r":4,"c":3,"v":2}
  • {"r":4,"c":1,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [63, _] → [_, 27, _] → [19, 17, _, 5] → [_, 10, _, _, 2]

Show answer

Answer: Row4[3]=10, Row2[2]=42, Row5[4]=3, Row3[1]=36, Row5[3]=7, Row5[1]=9, Row3[3]=15, Row1[1]=105

SubType
number-pyramid
Difficulty
hard
Levels
  • [105]
  • [63,42]
  • [36,27,15]
  • [19,17,10,5]
  • [9,10,7,3,2]
Base
  • 9
  • 10
  • 7
  • 3
  • 2
TopValue
105
HiddenCells
  • {"r":3,"c":2,"v":10}
  • {"r":1,"c":1,"v":42}
  • {"r":4,"c":3,"v":3}
  • {"r":2,"c":0,"v":36}
  • {"r":4,"c":2,"v":7}
  • {"r":4,"c":0,"v":9}
  • {"r":2,"c":2,"v":15}
  • {"r":0,"c":0,"v":105}