easy Set 51 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [34] → [16, _] → [6, 10, _]

Show answer

Answer: Row2[2]=18, Row3[3]=8

SubType
number-pyramid
Difficulty
easy
Levels
  • [34]
  • [16,18]
  • [6,10,8]
Base
  • 6
  • 10
  • 8
TopValue
34
HiddenCells
  • {"r":1,"c":1,"v":18}
  • {"r":2,"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): [20] → [_, _] → [5, 3, 9]

Show answer

Answer: Row2[2]=12, Row2[1]=8

SubType
number-pyramid
Difficulty
easy
Levels
  • [20]
  • [8,12]
  • [5,3,9]
Base
  • 5
  • 3
  • 9
TopValue
20
HiddenCells
  • {"r":1,"c":1,"v":12}
  • {"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): [_] → [7, 6] → [_, 1, 5]

Show answer

Answer: Row3[1]=6, Row1[1]=13

SubType
number-pyramid
Difficulty
easy
Levels
  • [13]
  • [7,6]
  • [6,1,5]
Base
  • 6
  • 1
  • 5
TopValue
13
HiddenCells
  • {"r":2,"c":0,"v":6}
  • {"r":0,"c":0,"v":13}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [24] → [_, 15] → [_, 7, 8]

Show answer

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

SubType
number-pyramid
Difficulty
easy
Levels
  • [24]
  • [9,15]
  • [2,7,8]
Base
  • 2
  • 7
  • 8
TopValue
24
HiddenCells
  • {"r":2,"c":0,"v":2}
  • {"r":1,"c":0,"v":9}