medium Set 74 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [48] → [_, 30] → [_, _, 19] → [_, 1, 10, 9]

Show answer

Answer: Row4[1]=6, Row2[1]=18, Row3[1]=7, Row3[2]=11

SubType
number-pyramid
Difficulty
medium
Levels
  • [48]
  • [18,30]
  • [7,11,19]
  • [6,1,10,9]
Base
  • 6
  • 1
  • 10
  • 9
TopValue
48
HiddenCells
  • {"r":3,"c":0,"v":6}
  • {"r":1,"c":0,"v":18}
  • {"r":2,"c":0,"v":7}
  • {"r":2,"c":1,"v":11}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [24, 12] → [16, _, 4] → [_, 7, _, 3]

Show answer

Answer: Row4[3]=1, Row4[1]=9, Row1[1]=36, Row3[2]=8

SubType
number-pyramid
Difficulty
medium
Levels
  • [36]
  • [24,12]
  • [16,8,4]
  • [9,7,1,3]
Base
  • 9
  • 7
  • 1
  • 3
TopValue
36
HiddenCells
  • {"r":3,"c":2,"v":1}
  • {"r":3,"c":0,"v":9}
  • {"r":0,"c":0,"v":36}
  • {"r":2,"c":1,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 21] → [19, _, 7] → [9, 10, _, 3]

Show answer

Answer: Row3[2]=14, Row2[1]=33, Row4[3]=4, Row1[1]=54

SubType
number-pyramid
Difficulty
medium
Levels
  • [54]
  • [33,21]
  • [19,14,7]
  • [9,10,4,3]
Base
  • 9
  • 10
  • 4
  • 3
TopValue
54
HiddenCells
  • {"r":2,"c":1,"v":14}
  • {"r":1,"c":0,"v":33}
  • {"r":3,"c":2,"v":4}
  • {"r":0,"c":0,"v":54}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [23] → [_, _] → [_, _, 11] → [4, 2, 1, 10]

Show answer

Answer: Row3[2]=3, Row3[1]=6, Row2[1]=9, Row2[2]=14

SubType
number-pyramid
Difficulty
medium
Levels
  • [23]
  • [9,14]
  • [6,3,11]
  • [4,2,1,10]
Base
  • 4
  • 2
  • 1
  • 10
TopValue
23
HiddenCells
  • {"r":2,"c":1,"v":3}
  • {"r":2,"c":0,"v":6}
  • {"r":1,"c":0,"v":9}
  • {"r":1,"c":1,"v":14}