easy Set 48 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [21] → [8, _] → [2, 6, _]

Show answer

Answer: Row3[3]=7, Row2[2]=13

SubType
number-pyramid
Difficulty
easy
Levels
  • [21]
  • [8,13]
  • [2,6,7]
Base
  • 2
  • 6
  • 7
TopValue
21
HiddenCells
  • {"r":2,"c":2,"v":7}
  • {"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): [23] → [_, _] → [6, 4, 9]

Show answer

Answer: Row2[1]=10, Row2[2]=13

SubType
number-pyramid
Difficulty
easy
Levels
  • [23]
  • [10,13]
  • [6,4,9]
Base
  • 6
  • 4
  • 9
TopValue
23
HiddenCells
  • {"r":1,"c":0,"v":10}
  • {"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): [17] → [_, 9] → [_, 5, 4]

Show answer

Answer: Row3[1]=3, Row2[1]=8

SubType
number-pyramid
Difficulty
easy
Levels
  • [17]
  • [8,9]
  • [3,5,4]
Base
  • 3
  • 5
  • 4
TopValue
17
HiddenCells
  • {"r":2,"c":0,"v":3}
  • {"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): [29] → [14, 15] → [_, 8, _]

Show answer

Answer: Row3[3]=7, Row3[1]=6

SubType
number-pyramid
Difficulty
easy
Levels
  • [29]
  • [14,15]
  • [6,8,7]
Base
  • 6
  • 8
  • 7
TopValue
29
HiddenCells
  • {"r":2,"c":2,"v":7}
  • {"r":2,"c":0,"v":6}