medium Set 16 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [41] → [28, _] → [18, _, _] → [10, 8, 2, _]

Show answer

Answer: Row4[4]=1, Row3[2]=10, Row3[3]=3, Row2[2]=13

SubType
number-pyramid
Difficulty
medium
Levels
  • [41]
  • [28,13]
  • [18,10,3]
  • [10,8,2,1]
Base
  • 10
  • 8
  • 2
  • 1
TopValue
41
HiddenCells
  • {"r":3,"c":3,"v":1}
  • {"r":2,"c":1,"v":10}
  • {"r":2,"c":2,"v":3}
  • {"r":1,"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): [32] → [13, _] → [4, _, 10] → [3, _, _, 2]

Show answer

Answer: Row4[2]=1, Row2[2]=19, Row3[2]=9, Row4[3]=8

SubType
number-pyramid
Difficulty
medium
Levels
  • [32]
  • [13,19]
  • [4,9,10]
  • [3,1,8,2]
Base
  • 3
  • 1
  • 8
  • 2
TopValue
32
HiddenCells
  • {"r":3,"c":1,"v":1}
  • {"r":1,"c":1,"v":19}
  • {"r":2,"c":1,"v":9}
  • {"r":3,"c":2,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [61] → [35, _] → [18, _, _] → [8, _, 7, 2]

Show answer

Answer: Row4[2]=10, Row3[2]=17, Row2[2]=26, Row3[3]=9

SubType
number-pyramid
Difficulty
medium
Levels
  • [61]
  • [35,26]
  • [18,17,9]
  • [8,10,7,2]
Base
  • 8
  • 10
  • 7
  • 2
TopValue
61
HiddenCells
  • {"r":3,"c":1,"v":10}
  • {"r":2,"c":1,"v":17}
  • {"r":1,"c":1,"v":26}
  • {"r":2,"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): [44] → [28, 16] → [17, _, _] → [_, _, 1, 4]

Show answer

Answer: Row3[3]=5, Row3[2]=11, Row4[1]=7, Row4[2]=10

SubType
number-pyramid
Difficulty
medium
Levels
  • [44]
  • [28,16]
  • [17,11,5]
  • [7,10,1,4]
Base
  • 7
  • 10
  • 1
  • 4
TopValue
44
HiddenCells
  • {"r":2,"c":2,"v":5}
  • {"r":2,"c":1,"v":11}
  • {"r":3,"c":0,"v":7}
  • {"r":3,"c":1,"v":10}