hard Set 53 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [101] → [53, _] → [_, _, _] → [16, 12, 13, _] → [_, 6, 6, _, _]

Show answer

Answer: Row3[3]=23, Row2[2]=48, Row4[4]=10, Row3[2]=25, Row5[1]=10, Row5[4]=7, Row3[1]=28, Row5[5]=3

SubType
number-pyramid
Difficulty
hard
Levels
  • [101]
  • [53,48]
  • [28,25,23]
  • [16,12,13,10]
  • [10,6,6,7,3]
Base
  • 10
  • 6
  • 6
  • 7
  • 3
TopValue
101
HiddenCells
  • {"r":2,"c":2,"v":23}
  • {"r":1,"c":1,"v":48}
  • {"r":3,"c":3,"v":10}
  • {"r":2,"c":1,"v":25}
  • {"r":4,"c":0,"v":10}
  • {"r":4,"c":3,"v":7}
  • {"r":2,"c":0,"v":28}
  • {"r":4,"c":4,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [116] → [60, _] → [_, _, _] → [18, 14, _, 14] → [_, _, 6, 8, _]

Show answer

Answer: Row5[1]=10, Row5[5]=6, Row3[2]=28, Row5[2]=8, Row2[2]=56, Row3[1]=32, Row4[3]=14, Row3[3]=28

SubType
number-pyramid
Difficulty
hard
Levels
  • [116]
  • [60,56]
  • [32,28,28]
  • [18,14,14,14]
  • [10,8,6,8,6]
Base
  • 10
  • 8
  • 6
  • 8
  • 6
TopValue
116
HiddenCells
  • {"r":4,"c":0,"v":10}
  • {"r":4,"c":4,"v":6}
  • {"r":2,"c":1,"v":28}
  • {"r":4,"c":1,"v":8}
  • {"r":1,"c":1,"v":56}
  • {"r":2,"c":0,"v":32}
  • {"r":3,"c":2,"v":14}
  • {"r":2,"c":2,"v":28}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [55] → [_, _] → [_, _, 15] → [_, _, _, 9] → [5, 2, 5, 1, _]

Show answer

Answer: Row2[2]=28, Row4[3]=6, Row3[1]=14, Row2[1]=27, Row4[1]=7, Row5[5]=8, Row4[2]=7, Row3[2]=13

SubType
number-pyramid
Difficulty
hard
Levels
  • [55]
  • [27,28]
  • [14,13,15]
  • [7,7,6,9]
  • [5,2,5,1,8]
Base
  • 5
  • 2
  • 5
  • 1
  • 8
TopValue
55
HiddenCells
  • {"r":1,"c":1,"v":28}
  • {"r":3,"c":2,"v":6}
  • {"r":2,"c":0,"v":14}
  • {"r":1,"c":0,"v":27}
  • {"r":3,"c":0,"v":7}
  • {"r":4,"c":4,"v":8}
  • {"r":3,"c":1,"v":7}
  • {"r":2,"c":1,"v":13}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [17, 16, _] → [_, _, 9, 9] → [_, 2, 5, 4, _]

Show answer

Answer: Row3[3]=18, Row2[2]=34, Row5[5]=5, Row2[1]=33, Row1[1]=67, Row4[1]=10, Row5[1]=8, Row4[2]=7

SubType
number-pyramid
Difficulty
hard
Levels
  • [67]
  • [33,34]
  • [17,16,18]
  • [10,7,9,9]
  • [8,2,5,4,5]
Base
  • 8
  • 2
  • 5
  • 4
  • 5
TopValue
67
HiddenCells
  • {"r":2,"c":2,"v":18}
  • {"r":1,"c":1,"v":34}
  • {"r":4,"c":4,"v":5}
  • {"r":1,"c":0,"v":33}
  • {"r":0,"c":0,"v":67}
  • {"r":3,"c":0,"v":10}
  • {"r":4,"c":0,"v":8}
  • {"r":3,"c":1,"v":7}