medium Set 12 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [24, 22] → [_, 14, 8] → [3, _, _, 1]

Show answer

Answer: Row1[1]=46, Row4[3]=7, Row3[1]=10, Row4[2]=7

SubType
number-pyramid
Difficulty
medium
Levels
  • [46]
  • [24,22]
  • [10,14,8]
  • [3,7,7,1]
Base
  • 3
  • 7
  • 7
  • 1
TopValue
46
HiddenCells
  • {"r":0,"c":0,"v":46}
  • {"r":3,"c":2,"v":7}
  • {"r":2,"c":0,"v":10}
  • {"r":3,"c":1,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [19, _] → [8, 11, _] → [6, 2, _, 8]

Show answer

Answer: Row3[3]=17, Row1[1]=47, Row2[2]=28, Row4[3]=9

SubType
number-pyramid
Difficulty
medium
Levels
  • [47]
  • [19,28]
  • [8,11,17]
  • [6,2,9,8]
Base
  • 6
  • 2
  • 9
  • 8
TopValue
47
HiddenCells
  • {"r":2,"c":2,"v":17}
  • {"r":0,"c":0,"v":47}
  • {"r":1,"c":1,"v":28}
  • {"r":3,"c":2,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [48] → [22, 26] → [_, 15, _] → [_, 6, 9, _]

Show answer

Answer: Row3[1]=7, Row3[3]=11, Row4[4]=2, Row4[1]=1

SubType
number-pyramid
Difficulty
medium
Levels
  • [48]
  • [22,26]
  • [7,15,11]
  • [1,6,9,2]
Base
  • 1
  • 6
  • 9
  • 2
TopValue
48
HiddenCells
  • {"r":2,"c":0,"v":7}
  • {"r":2,"c":2,"v":11}
  • {"r":3,"c":3,"v":2}
  • {"r":3,"c":0,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [43] → [_, 21] → [11, 11, 10] → [5, _, _, _]

Show answer

Answer: Row4[4]=5, Row4[3]=5, Row4[2]=6, Row2[1]=22

SubType
number-pyramid
Difficulty
medium
Levels
  • [43]
  • [22,21]
  • [11,11,10]
  • [5,6,5,5]
Base
  • 5
  • 6
  • 5
  • 5
TopValue
43
HiddenCells
  • {"r":3,"c":3,"v":5}
  • {"r":3,"c":2,"v":5}
  • {"r":3,"c":1,"v":6}
  • {"r":1,"c":0,"v":22}