hard Set 60 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [_, _, 20] → [5, _, 10, 10] → [3, 2, _, 4, _]

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Answer: Row3[1]=13, Row4[2]=8, Row2[1]=31, Row5[5]=6, Row5[3]=6, Row3[2]=18, Row1[1]=69, Row2[2]=38

SubType
number-pyramid
Difficulty
hard
Levels
  • [69]
  • [31,38]
  • [13,18,20]
  • [5,8,10,10]
  • [3,2,6,4,6]
Base
  • 3
  • 2
  • 6
  • 4
  • 6
TopValue
69
HiddenCells
  • {"r":2,"c":0,"v":13}
  • {"r":3,"c":1,"v":8}
  • {"r":1,"c":0,"v":31}
  • {"r":4,"c":4,"v":6}
  • {"r":4,"c":2,"v":6}
  • {"r":2,"c":1,"v":18}
  • {"r":0,"c":0,"v":69}
  • {"r":1,"c":1,"v":38}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [124] → [_, _] → [24, _, _] → [8, _, 19, 11] → [_, _, 9, 10, _]

Show answer

Answer: Row4[2]=16, Row3[3]=30, Row3[2]=35, Row5[5]=1, Row2[1]=59, Row2[2]=65, Row5[2]=7, Row5[1]=1

SubType
number-pyramid
Difficulty
hard
Levels
  • [124]
  • [59,65]
  • [24,35,30]
  • [8,16,19,11]
  • [1,7,9,10,1]
Base
  • 1
  • 7
  • 9
  • 10
  • 1
TopValue
124
HiddenCells
  • {"r":3,"c":1,"v":16}
  • {"r":2,"c":2,"v":30}
  • {"r":2,"c":1,"v":35}
  • {"r":4,"c":4,"v":1}
  • {"r":1,"c":0,"v":59}
  • {"r":1,"c":1,"v":65}
  • {"r":4,"c":1,"v":7}
  • {"r":4,"c":0,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [99] → [_, 56] → [_, 24, _] → [_, _, 15, 17] → [9, _, 8, _, _]

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Answer: Row4[1]=10, Row5[2]=1, Row3[1]=19, Row4[2]=9, Row5[5]=10, Row2[1]=43, Row3[3]=32, Row5[4]=7

SubType
number-pyramid
Difficulty
hard
Levels
  • [99]
  • [43,56]
  • [19,24,32]
  • [10,9,15,17]
  • [9,1,8,7,10]
Base
  • 9
  • 1
  • 8
  • 7
  • 10
TopValue
99
HiddenCells
  • {"r":3,"c":0,"v":10}
  • {"r":4,"c":1,"v":1}
  • {"r":2,"c":0,"v":19}
  • {"r":3,"c":1,"v":9}
  • {"r":4,"c":4,"v":10}
  • {"r":1,"c":0,"v":43}
  • {"r":2,"c":2,"v":32}
  • {"r":4,"c":3,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [69] → [_, _] → [10, _, _] → [5, _, _, 16] → [_, 2, 3, 8, _]

Show answer

Answer: Row5[5]=8, Row5[1]=3, Row3[2]=16, Row3[3]=27, Row2[2]=43, Row4[3]=11, Row2[1]=26, Row4[2]=5

SubType
number-pyramid
Difficulty
hard
Levels
  • [69]
  • [26,43]
  • [10,16,27]
  • [5,5,11,16]
  • [3,2,3,8,8]
Base
  • 3
  • 2
  • 3
  • 8
  • 8
TopValue
69
HiddenCells
  • {"r":4,"c":4,"v":8}
  • {"r":4,"c":0,"v":3}
  • {"r":2,"c":1,"v":16}
  • {"r":2,"c":2,"v":27}
  • {"r":1,"c":1,"v":43}
  • {"r":3,"c":2,"v":11}
  • {"r":1,"c":0,"v":26}
  • {"r":3,"c":1,"v":5}