expert Set 73 Form Exercise

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

Show answer

Answer: Row1[1]=32, Row2[2]=16

SubType
number-pyramid
Difficulty
expert
Levels
  • [32]
  • [16,16]
  • [9,7,9]
Base
  • 9
  • 7
  • 9
TopValue
32
HiddenCells
  • {"r":0,"c":0,"v":32}
  • {"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): [17] → [_, _] → [4, 6, 1]

Show answer

Answer: Row2[2]=7, Row2[1]=10

SubType
number-pyramid
Difficulty
expert
Levels
  • [17]
  • [10,7]
  • [4,6,1]
Base
  • 4
  • 6
  • 1
TopValue
17
HiddenCells
  • {"r":1,"c":1,"v":7}
  • {"r":1,"c":0,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [18] → [_, 9] → [7, _, 7]

Show answer

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

SubType
number-pyramid
Difficulty
expert
Levels
  • [18]
  • [9,9]
  • [7,2,7]
Base
  • 7
  • 2
  • 7
TopValue
18
HiddenCells
  • {"r":1,"c":0,"v":9}
  • {"r":2,"c":1,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [15] → [8, _] → [3, 5, _]

Show answer

Answer: Row2[2]=7, Row3[3]=2

SubType
number-pyramid
Difficulty
expert
Levels
  • [15]
  • [8,7]
  • [3,5,2]
Base
  • 3
  • 5
  • 2
TopValue
15
HiddenCells
  • {"r":1,"c":1,"v":7}
  • {"r":2,"c":2,"v":2}