hard Set 42 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [17, _, _] → [6, _, 18, 16] → [3, _, _, 10, 6]

Show answer

Answer: Row2[2]=63, Row5[2]=3, Row3[3]=34, Row2[1]=46, Row3[2]=29, Row5[3]=8, Row1[1]=109, Row4[2]=11

SubType
number-pyramid
Difficulty
hard
Levels
  • [109]
  • [46,63]
  • [17,29,34]
  • [6,11,18,16]
  • [3,3,8,10,6]
Base
  • 3
  • 3
  • 8
  • 10
  • 6
TopValue
109
HiddenCells
  • {"r":1,"c":1,"v":63}
  • {"r":4,"c":1,"v":3}
  • {"r":2,"c":2,"v":34}
  • {"r":1,"c":0,"v":46}
  • {"r":2,"c":1,"v":29}
  • {"r":4,"c":2,"v":8}
  • {"r":0,"c":0,"v":109}
  • {"r":3,"c":1,"v":11}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [25, _, 10] → [_, _, 5, 5] → [1, _, 4, 1, _]

Show answer

Answer: Row2[2]=29, Row2[1]=44, Row1[1]=73, Row4[2]=14, Row5[2]=10, Row3[2]=19, Row5[5]=4, Row4[1]=11

SubType
number-pyramid
Difficulty
hard
Levels
  • [73]
  • [44,29]
  • [25,19,10]
  • [11,14,5,5]
  • [1,10,4,1,4]
Base
  • 1
  • 10
  • 4
  • 1
  • 4
TopValue
73
HiddenCells
  • {"r":1,"c":1,"v":29}
  • {"r":1,"c":0,"v":44}
  • {"r":0,"c":0,"v":73}
  • {"r":3,"c":1,"v":14}
  • {"r":4,"c":1,"v":10}
  • {"r":2,"c":1,"v":19}
  • {"r":4,"c":4,"v":4}
  • {"r":3,"c":0,"v":11}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [122] → [_, _] → [29, _, _] → [_, 16, _, 13] → [4, 9, 7, _, _]

Show answer

Answer: Row3[3]=29, Row5[5]=4, Row3[2]=32, Row4[1]=13, Row2[2]=61, Row5[4]=9, Row4[3]=16, Row2[1]=61

SubType
number-pyramid
Difficulty
hard
Levels
  • [122]
  • [61,61]
  • [29,32,29]
  • [13,16,16,13]
  • [4,9,7,9,4]
Base
  • 4
  • 9
  • 7
  • 9
  • 4
TopValue
122
HiddenCells
  • {"r":2,"c":2,"v":29}
  • {"r":4,"c":4,"v":4}
  • {"r":2,"c":1,"v":32}
  • {"r":3,"c":0,"v":13}
  • {"r":1,"c":1,"v":61}
  • {"r":4,"c":3,"v":9}
  • {"r":3,"c":2,"v":16}
  • {"r":1,"c":0,"v":61}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [60, _] → [33, 27, _] → [_, 15, _, _] → [_, 9, 6, _, 7]

Show answer

Answer: Row2[2]=52, Row4[3]=12, Row5[1]=9, Row3[3]=25, Row1[1]=112, Row4[4]=13, Row5[4]=6, Row4[1]=18

SubType
number-pyramid
Difficulty
hard
Levels
  • [112]
  • [60,52]
  • [33,27,25]
  • [18,15,12,13]
  • [9,9,6,6,7]
Base
  • 9
  • 9
  • 6
  • 6
  • 7
TopValue
112
HiddenCells
  • {"r":1,"c":1,"v":52}
  • {"r":3,"c":2,"v":12}
  • {"r":4,"c":0,"v":9}
  • {"r":2,"c":2,"v":25}
  • {"r":0,"c":0,"v":112}
  • {"r":3,"c":3,"v":13}
  • {"r":4,"c":3,"v":6}
  • {"r":3,"c":0,"v":18}