hard Set 59 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [89] → [_, _] → [_, _, 16] → [11, 16, 7, _] → [_, 10, _, _, 8]

Show answer

Answer: Row2[1]=50, Row4[4]=9, Row5[3]=6, Row5[4]=1, Row2[2]=39, Row5[1]=1, Row3[2]=23, Row3[1]=27

SubType
number-pyramid
Difficulty
hard
Levels
  • [89]
  • [50,39]
  • [27,23,16]
  • [11,16,7,9]
  • [1,10,6,1,8]
Base
  • 1
  • 10
  • 6
  • 1
  • 8
TopValue
89
HiddenCells
  • {"r":1,"c":0,"v":50}
  • {"r":3,"c":3,"v":9}
  • {"r":4,"c":2,"v":6}
  • {"r":4,"c":3,"v":1}
  • {"r":1,"c":1,"v":39}
  • {"r":4,"c":0,"v":1}
  • {"r":2,"c":1,"v":23}
  • {"r":2,"c":0,"v":27}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [34, _] → [14, 20, _] → [5, _, 11, 12] → [_, _, 7, _, _]

Show answer

Answer: Row5[5]=8, Row3[3]=23, Row1[1]=77, Row5[2]=2, Row5[4]=4, Row2[2]=43, Row5[1]=3, Row4[2]=9

SubType
number-pyramid
Difficulty
hard
Levels
  • [77]
  • [34,43]
  • [14,20,23]
  • [5,9,11,12]
  • [3,2,7,4,8]
Base
  • 3
  • 2
  • 7
  • 4
  • 8
TopValue
77
HiddenCells
  • {"r":4,"c":4,"v":8}
  • {"r":2,"c":2,"v":23}
  • {"r":0,"c":0,"v":77}
  • {"r":4,"c":1,"v":2}
  • {"r":4,"c":3,"v":4}
  • {"r":1,"c":1,"v":43}
  • {"r":4,"c":0,"v":3}
  • {"r":3,"c":1,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 27] → [17, _, 15] → [_, _, 6, 9] → [8, 3, _, _, _]

Show answer

Answer: Row5[5]=6, Row2[1]=29, Row3[2]=12, Row1[1]=56, Row5[3]=3, Row4[2]=6, Row4[1]=11, Row5[4]=3

SubType
number-pyramid
Difficulty
hard
Levels
  • [56]
  • [29,27]
  • [17,12,15]
  • [11,6,6,9]
  • [8,3,3,3,6]
Base
  • 8
  • 3
  • 3
  • 3
  • 6
TopValue
56
HiddenCells
  • {"r":4,"c":4,"v":6}
  • {"r":1,"c":0,"v":29}
  • {"r":2,"c":1,"v":12}
  • {"r":0,"c":0,"v":56}
  • {"r":4,"c":2,"v":3}
  • {"r":3,"c":1,"v":6}
  • {"r":3,"c":0,"v":11}
  • {"r":4,"c":3,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 78] → [36, _, 39] → [_, _, _, 19] → [8, _, 10, 10, _]

Show answer

Answer: Row3[2]=39, Row4[1]=17, Row5[5]=9, Row5[2]=9, Row4[3]=20, Row2[1]=75, Row4[2]=19, Row1[1]=153

SubType
number-pyramid
Difficulty
hard
Levels
  • [153]
  • [75,78]
  • [36,39,39]
  • [17,19,20,19]
  • [8,9,10,10,9]
Base
  • 8
  • 9
  • 10
  • 10
  • 9
TopValue
153
HiddenCells
  • {"r":2,"c":1,"v":39}
  • {"r":3,"c":0,"v":17}
  • {"r":4,"c":4,"v":9}
  • {"r":4,"c":1,"v":9}
  • {"r":3,"c":2,"v":20}
  • {"r":1,"c":0,"v":75}
  • {"r":3,"c":1,"v":19}
  • {"r":0,"c":0,"v":153}