hard Set 68 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 62] → [_, _, 27] → [_, 18, _, 10] → [2, 9, 9, _, _]

Show answer

Answer: Row5[5]=2, Row3[1]=29, Row4[1]=11, Row1[1]=126, Row3[2]=35, Row4[3]=17, Row2[1]=64, Row5[4]=8

SubType
number-pyramid
Difficulty
hard
Levels
  • [126]
  • [64,62]
  • [29,35,27]
  • [11,18,17,10]
  • [2,9,9,8,2]
Base
  • 2
  • 9
  • 9
  • 8
  • 2
TopValue
126
HiddenCells
  • {"r":4,"c":4,"v":2}
  • {"r":2,"c":0,"v":29}
  • {"r":3,"c":0,"v":11}
  • {"r":0,"c":0,"v":126}
  • {"r":2,"c":1,"v":35}
  • {"r":3,"c":2,"v":17}
  • {"r":1,"c":0,"v":64}
  • {"r":4,"c":3,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 52] → [29, 29, _] → [12, _, 12, _] → [4, _, _, 3, _]

Show answer

Answer: Row4[2]=17, Row2[1]=58, Row5[5]=8, Row5[2]=8, Row3[3]=23, Row1[1]=110, Row5[3]=9, Row4[4]=11

SubType
number-pyramid
Difficulty
hard
Levels
  • [110]
  • [58,52]
  • [29,29,23]
  • [12,17,12,11]
  • [4,8,9,3,8]
Base
  • 4
  • 8
  • 9
  • 3
  • 8
TopValue
110
HiddenCells
  • {"r":3,"c":1,"v":17}
  • {"r":1,"c":0,"v":58}
  • {"r":4,"c":4,"v":8}
  • {"r":4,"c":1,"v":8}
  • {"r":2,"c":2,"v":23}
  • {"r":0,"c":0,"v":110}
  • {"r":4,"c":2,"v":9}
  • {"r":3,"c":3,"v":11}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [131] → [_, 70] → [_, 35, 35] → [9, 17, _, _] → [_, _, _, _, 8]

Show answer

Answer: Row5[3]=9, Row4[4]=17, Row2[1]=61, Row5[2]=8, Row4[3]=18, Row5[1]=1, Row3[1]=26, Row5[4]=9

SubType
number-pyramid
Difficulty
hard
Levels
  • [131]
  • [61,70]
  • [26,35,35]
  • [9,17,18,17]
  • [1,8,9,9,8]
Base
  • 1
  • 8
  • 9
  • 9
  • 8
TopValue
131
HiddenCells
  • {"r":4,"c":2,"v":9}
  • {"r":3,"c":3,"v":17}
  • {"r":1,"c":0,"v":61}
  • {"r":4,"c":1,"v":8}
  • {"r":3,"c":2,"v":18}
  • {"r":4,"c":0,"v":1}
  • {"r":2,"c":0,"v":26}
  • {"r":4,"c":3,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 40] → [_, _, 20] → [8, _, _, _] → [4, 4, 6, _, 6]

Show answer

Answer: Row3[2]=20, Row4[2]=10, Row1[1]=78, Row3[1]=18, Row5[4]=4, Row2[1]=38, Row4[4]=10, Row4[3]=10

SubType
number-pyramid
Difficulty
hard
Levels
  • [78]
  • [38,40]
  • [18,20,20]
  • [8,10,10,10]
  • [4,4,6,4,6]
Base
  • 4
  • 4
  • 6
  • 4
  • 6
TopValue
78
HiddenCells
  • {"r":2,"c":1,"v":20}
  • {"r":3,"c":1,"v":10}
  • {"r":0,"c":0,"v":78}
  • {"r":2,"c":0,"v":18}
  • {"r":4,"c":3,"v":4}
  • {"r":1,"c":0,"v":38}
  • {"r":3,"c":3,"v":10}
  • {"r":3,"c":2,"v":10}