expert Set 49 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [15] → [_, 7] → [7, _, 6]

Show answer

Answer: Row3[2]=1, Row2[1]=8

SubType
number-pyramid
Difficulty
expert
Levels
  • [15]
  • [8,7]
  • [7,1,6]
Base
  • 7
  • 1
  • 6
TopValue
15
HiddenCells
  • {"r":2,"c":1,"v":1}
  • {"r":1,"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): [_] → [15, _] → [8, 7, 8]

Show answer

Answer: Row2[2]=15, Row1[1]=30

SubType
number-pyramid
Difficulty
expert
Levels
  • [30]
  • [15,15]
  • [8,7,8]
Base
  • 8
  • 7
  • 8
TopValue
30
HiddenCells
  • {"r":1,"c":1,"v":15}
  • {"r":0,"c":0,"v":30}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [29] → [13, _] → [6, 7, _]

Show answer

Answer: Row3[3]=9, Row2[2]=16

SubType
number-pyramid
Difficulty
expert
Levels
  • [29]
  • [13,16]
  • [6,7,9]
Base
  • 6
  • 7
  • 9
TopValue
29
HiddenCells
  • {"r":2,"c":2,"v":9}
  • {"r":1,"c":1,"v":16}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [25] → [_, 16] → [1, _, 8]

Show answer

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

SubType
number-pyramid
Difficulty
expert
Levels
  • [25]
  • [9,16]
  • [1,8,8]
Base
  • 1
  • 8
  • 8
TopValue
25
HiddenCells
  • {"r":1,"c":0,"v":9}
  • {"r":2,"c":1,"v":8}