hard Set 98 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [87] → [43, _] → [_, 25, _] → [7, 11, _, _] → [_, _, 10, _, 1]

Show answer

Answer: Row3[1]=18, Row2[2]=44, Row5[1]=6, Row3[3]=19, Row5[4]=4, Row5[2]=1, Row4[4]=5, Row4[3]=14

SubType
number-pyramid
Difficulty
hard
Levels
  • [87]
  • [43,44]
  • [18,25,19]
  • [7,11,14,5]
  • [6,1,10,4,1]
Base
  • 6
  • 1
  • 10
  • 4
  • 1
TopValue
87
HiddenCells
  • {"r":2,"c":0,"v":18}
  • {"r":1,"c":1,"v":44}
  • {"r":4,"c":0,"v":6}
  • {"r":2,"c":2,"v":19}
  • {"r":4,"c":3,"v":4}
  • {"r":4,"c":1,"v":1}
  • {"r":3,"c":3,"v":5}
  • {"r":3,"c":2,"v":14}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [47, 58] → [18, _, 29] → [5, _, _, _] → [2, _, _, _, 7]

Show answer

Answer: Row4[3]=16, Row5[2]=3, Row4[2]=13, Row5[3]=10, Row5[4]=6, Row3[2]=29, Row1[1]=105, Row4[4]=13

SubType
number-pyramid
Difficulty
hard
Levels
  • [105]
  • [47,58]
  • [18,29,29]
  • [5,13,16,13]
  • [2,3,10,6,7]
Base
  • 2
  • 3
  • 10
  • 6
  • 7
TopValue
105
HiddenCells
  • {"r":3,"c":2,"v":16}
  • {"r":4,"c":1,"v":3}
  • {"r":3,"c":1,"v":13}
  • {"r":4,"c":2,"v":10}
  • {"r":4,"c":3,"v":6}
  • {"r":2,"c":1,"v":29}
  • {"r":0,"c":0,"v":105}
  • {"r":3,"c":3,"v":13}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [_, _, 24] → [15, _, 11, _] → [6, 9, _, 6, 7]

Show answer

Answer: Row3[2]=25, Row1[1]=103, Row4[2]=14, Row3[1]=29, Row2[1]=54, Row2[2]=49, Row4[4]=13, Row5[3]=5

SubType
number-pyramid
Difficulty
hard
Levels
  • [103]
  • [54,49]
  • [29,25,24]
  • [15,14,11,13]
  • [6,9,5,6,7]
Base
  • 6
  • 9
  • 5
  • 6
  • 7
TopValue
103
HiddenCells
  • {"r":2,"c":1,"v":25}
  • {"r":0,"c":0,"v":103}
  • {"r":3,"c":1,"v":14}
  • {"r":2,"c":0,"v":29}
  • {"r":1,"c":0,"v":54}
  • {"r":1,"c":1,"v":49}
  • {"r":3,"c":3,"v":13}
  • {"r":4,"c":2,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [_, 26, 22] → [_, _, 13, 9] → [_, 3, 10, _, 6]

Show answer

Answer: Row1[1]=92, Row4[1]=5, Row2[1]=44, Row3[1]=18, Row4[2]=13, Row2[2]=48, Row5[1]=2, Row5[4]=3

SubType
number-pyramid
Difficulty
hard
Levels
  • [92]
  • [44,48]
  • [18,26,22]
  • [5,13,13,9]
  • [2,3,10,3,6]
Base
  • 2
  • 3
  • 10
  • 3
  • 6
TopValue
92
HiddenCells
  • {"r":0,"c":0,"v":92}
  • {"r":3,"c":0,"v":5}
  • {"r":1,"c":0,"v":44}
  • {"r":2,"c":0,"v":18}
  • {"r":3,"c":1,"v":13}
  • {"r":1,"c":1,"v":48}
  • {"r":4,"c":0,"v":2}
  • {"r":4,"c":3,"v":3}