expert Set 62 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [15] → [5, _] → [_, 4, 6]

Show answer

Answer: Row2[2]=10, Row3[1]=1

SubType
number-pyramid
Difficulty
expert
Levels
  • [15]
  • [5,10]
  • [1,4,6]
Base
  • 1
  • 4
  • 6
TopValue
15
HiddenCells
  • {"r":1,"c":1,"v":10}
  • {"r":2,"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): [21] → [12, 9] → [9, _, _]

Show answer

Answer: Row3[3]=6, Row3[2]=3

SubType
number-pyramid
Difficulty
expert
Levels
  • [21]
  • [12,9]
  • [9,3,6]
Base
  • 9
  • 3
  • 6
TopValue
21
HiddenCells
  • {"r":2,"c":2,"v":6}
  • {"r":2,"c":1,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [33] → [_, 15] → [10, 8, _]

Show answer

Answer: Row2[1]=18, Row3[3]=7

SubType
number-pyramid
Difficulty
expert
Levels
  • [33]
  • [18,15]
  • [10,8,7]
Base
  • 10
  • 8
  • 7
TopValue
33
HiddenCells
  • {"r":1,"c":0,"v":18}
  • {"r":2,"c":2,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [5] → [3, 2] → [_, _, 1]

Show answer

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

SubType
number-pyramid
Difficulty
expert
Levels
  • [5]
  • [3,2]
  • [2,1,1]
Base
  • 2
  • 1
  • 1
TopValue
5
HiddenCells
  • {"r":2,"c":0,"v":2}
  • {"r":2,"c":1,"v":1}