medium Set 84 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [34] → [19, 15] → [10, _, 6] → [_, _, _, 1]

Show answer

Answer: Row4[2]=4, Row4[3]=5, Row3[2]=9, Row4[1]=6

SubType
number-pyramid
Difficulty
medium
Levels
  • [34]
  • [19,15]
  • [10,9,6]
  • [6,4,5,1]
Base
  • 6
  • 4
  • 5
  • 1
TopValue
34
HiddenCells
  • {"r":3,"c":1,"v":4}
  • {"r":3,"c":2,"v":5}
  • {"r":2,"c":1,"v":9}
  • {"r":3,"c":0,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [46] → [20, 26] → [_, _, _] → [3, _, 7, 7]

Show answer

Answer: Row3[2]=12, Row3[3]=14, Row4[2]=5, Row3[1]=8

SubType
number-pyramid
Difficulty
medium
Levels
  • [46]
  • [20,26]
  • [8,12,14]
  • [3,5,7,7]
Base
  • 3
  • 5
  • 7
  • 7
TopValue
46
HiddenCells
  • {"r":2,"c":1,"v":12}
  • {"r":2,"c":2,"v":14}
  • {"r":3,"c":1,"v":5}
  • {"r":2,"c":0,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [32] → [16, _] → [11, 5, 11] → [_, _, _, 8]

Show answer

Answer: Row4[1]=9, Row4[3]=3, Row2[2]=16, Row4[2]=2

SubType
number-pyramid
Difficulty
medium
Levels
  • [32]
  • [16,16]
  • [11,5,11]
  • [9,2,3,8]
Base
  • 9
  • 2
  • 3
  • 8
TopValue
32
HiddenCells
  • {"r":3,"c":0,"v":9}
  • {"r":3,"c":2,"v":3}
  • {"r":1,"c":1,"v":16}
  • {"r":3,"c":1,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [33, 37] → [_, 18, _] → [6, 9, _, 10]

Show answer

Answer: Row3[1]=15, Row1[1]=70, Row3[3]=19, Row4[3]=9

SubType
number-pyramid
Difficulty
medium
Levels
  • [70]
  • [33,37]
  • [15,18,19]
  • [6,9,9,10]
Base
  • 6
  • 9
  • 9
  • 10
TopValue
70
HiddenCells
  • {"r":2,"c":0,"v":15}
  • {"r":0,"c":0,"v":70}
  • {"r":2,"c":2,"v":19}
  • {"r":3,"c":2,"v":9}