medium Set 32 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [19, 10] → [13, 6, _] → [_, _, 2, 2]

Show answer

Answer: Row4[2]=4, Row4[1]=9, Row1[1]=29, Row3[3]=4

SubType
number-pyramid
Difficulty
medium
Levels
  • [29]
  • [19,10]
  • [13,6,4]
  • [9,4,2,2]
Base
  • 9
  • 4
  • 2
  • 2
TopValue
29
HiddenCells
  • {"r":3,"c":1,"v":4}
  • {"r":3,"c":0,"v":9}
  • {"r":0,"c":0,"v":29}
  • {"r":2,"c":2,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [25, 19] → [17, _, _] → [10, 7, 1, _]

Show answer

Answer: Row4[4]=10, Row1[1]=44, Row3[2]=8, Row3[3]=11

SubType
number-pyramid
Difficulty
medium
Levels
  • [44]
  • [25,19]
  • [17,8,11]
  • [10,7,1,10]
Base
  • 10
  • 7
  • 1
  • 10
TopValue
44
HiddenCells
  • {"r":3,"c":3,"v":10}
  • {"r":0,"c":0,"v":44}
  • {"r":2,"c":1,"v":8}
  • {"r":2,"c":2,"v":11}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [47] → [19, 28] → [6, 13, 15] → [_, _, _, _]

Show answer

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

SubType
number-pyramid
Difficulty
medium
Levels
  • [47]
  • [19,28]
  • [6,13,15]
  • [2,4,9,6]
Base
  • 2
  • 4
  • 9
  • 6
TopValue
47
HiddenCells
  • {"r":3,"c":3,"v":6}
  • {"r":3,"c":1,"v":4}
  • {"r":3,"c":2,"v":9}
  • {"r":3,"c":0,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [33] → [_, 16] → [9, _, _] → [7, 2, 6, _]

Show answer

Answer: Row4[4]=2, Row3[3]=8, Row2[1]=17, Row3[2]=8

SubType
number-pyramid
Difficulty
medium
Levels
  • [33]
  • [17,16]
  • [9,8,8]
  • [7,2,6,2]
Base
  • 7
  • 2
  • 6
  • 2
TopValue
33
HiddenCells
  • {"r":3,"c":3,"v":2}
  • {"r":2,"c":2,"v":8}
  • {"r":1,"c":0,"v":17}
  • {"r":2,"c":1,"v":8}