hard Set 29 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [93] → [_, _] → [21, _, _] → [11, _, 12, _] → [4, _, 3, _, 7]

Show answer

Answer: Row3[3]=28, Row3[2]=22, Row5[2]=7, Row4[2]=10, Row5[4]=9, Row4[4]=16, Row2[2]=50, Row2[1]=43

SubType
number-pyramid
Difficulty
hard
Levels
  • [93]
  • [43,50]
  • [21,22,28]
  • [11,10,12,16]
  • [4,7,3,9,7]
Base
  • 4
  • 7
  • 3
  • 9
  • 7
TopValue
93
HiddenCells
  • {"r":2,"c":2,"v":28}
  • {"r":2,"c":1,"v":22}
  • {"r":4,"c":1,"v":7}
  • {"r":3,"c":1,"v":10}
  • {"r":4,"c":3,"v":9}
  • {"r":3,"c":3,"v":16}
  • {"r":1,"c":1,"v":50}
  • {"r":1,"c":0,"v":43}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [83] → [40, _] → [_, 20, 23] → [_, _, _, _] → [_, _, 4, 6, 7]

Show answer

Answer: Row4[1]=10, Row5[1]=4, Row4[4]=13, Row2[2]=43, Row4[3]=10, Row4[2]=10, Row5[2]=6, Row3[1]=20

SubType
number-pyramid
Difficulty
hard
Levels
  • [83]
  • [40,43]
  • [20,20,23]
  • [10,10,10,13]
  • [4,6,4,6,7]
Base
  • 4
  • 6
  • 4
  • 6
  • 7
TopValue
83
HiddenCells
  • {"r":3,"c":0,"v":10}
  • {"r":4,"c":0,"v":4}
  • {"r":3,"c":3,"v":13}
  • {"r":1,"c":1,"v":43}
  • {"r":3,"c":2,"v":10}
  • {"r":3,"c":1,"v":10}
  • {"r":4,"c":1,"v":6}
  • {"r":2,"c":0,"v":20}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [_, 26, _] → [12, _, 15, 11] → [8, _, _, 8, 3]

Show answer

Answer: Row1[1]=101, Row5[2]=4, Row3[1]=23, Row3[3]=26, Row5[3]=7, Row2[1]=49, Row4[2]=11, Row2[2]=52

SubType
number-pyramid
Difficulty
hard
Levels
  • [101]
  • [49,52]
  • [23,26,26]
  • [12,11,15,11]
  • [8,4,7,8,3]
Base
  • 8
  • 4
  • 7
  • 8
  • 3
TopValue
101
HiddenCells
  • {"r":0,"c":0,"v":101}
  • {"r":4,"c":1,"v":4}
  • {"r":2,"c":0,"v":23}
  • {"r":2,"c":2,"v":26}
  • {"r":4,"c":2,"v":7}
  • {"r":1,"c":0,"v":49}
  • {"r":3,"c":1,"v":11}
  • {"r":1,"c":1,"v":52}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [72] → [34, 38] → [16, _, _] → [_, 7, _, _] → [_, 3, 4, _, _]

Show answer

Answer: Row5[5]=2, Row5[4]=7, Row3[2]=18, Row5[1]=6, Row4[1]=9, Row4[4]=9, Row4[3]=11, Row3[3]=20

SubType
number-pyramid
Difficulty
hard
Levels
  • [72]
  • [34,38]
  • [16,18,20]
  • [9,7,11,9]
  • [6,3,4,7,2]
Base
  • 6
  • 3
  • 4
  • 7
  • 2
TopValue
72
HiddenCells
  • {"r":4,"c":4,"v":2}
  • {"r":4,"c":3,"v":7}
  • {"r":2,"c":1,"v":18}
  • {"r":4,"c":0,"v":6}
  • {"r":3,"c":0,"v":9}
  • {"r":3,"c":3,"v":9}
  • {"r":3,"c":2,"v":11}
  • {"r":2,"c":2,"v":20}