easy Set 15 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [21] → [_, 13] → [_, 3, 10]

Show answer

Answer: Row3[1]=5, Row2[1]=8

SubType
number-pyramid
Difficulty
easy
Levels
  • [21]
  • [8,13]
  • [5,3,10]
Base
  • 5
  • 3
  • 10
TopValue
21
HiddenCells
  • {"r":2,"c":0,"v":5}
  • {"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): [_] → [14, 11] → [_, 8, 3]

Show answer

Answer: Row3[1]=6, Row1[1]=25

SubType
number-pyramid
Difficulty
easy
Levels
  • [25]
  • [14,11]
  • [6,8,3]
Base
  • 6
  • 8
  • 3
TopValue
25
HiddenCells
  • {"r":2,"c":0,"v":6}
  • {"r":0,"c":0,"v":25}

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

Show answer

Answer: Row1[1]=16, Row3[2]=3

SubType
number-pyramid
Difficulty
easy
Levels
  • [16]
  • [8,8]
  • [5,3,5]
Base
  • 5
  • 3
  • 5
TopValue
16
HiddenCells
  • {"r":0,"c":0,"v":16}
  • {"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): [_] → [11, 12] → [6, 5, _]

Show answer

Answer: Row1[1]=23, Row3[3]=7

SubType
number-pyramid
Difficulty
easy
Levels
  • [23]
  • [11,12]
  • [6,5,7]
Base
  • 6
  • 5
  • 7
TopValue
23
HiddenCells
  • {"r":0,"c":0,"v":23}
  • {"r":2,"c":2,"v":7}