easy Set 18 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [28] → [13, _] → [_, 5, 10]

Show answer

Answer: Row2[2]=15, Row3[1]=8

SubType
number-pyramid
Difficulty
easy
Levels
  • [28]
  • [13,15]
  • [8,5,10]
Base
  • 8
  • 5
  • 10
TopValue
28
HiddenCells
  • {"r":1,"c":1,"v":15}
  • {"r":2,"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): [15] → [_, 10] → [1, 4, _]

Show answer

Answer: Row3[3]=6, Row2[1]=5

SubType
number-pyramid
Difficulty
easy
Levels
  • [15]
  • [5,10]
  • [1,4,6]
Base
  • 1
  • 4
  • 6
TopValue
15
HiddenCells
  • {"r":2,"c":2,"v":6}
  • {"r":1,"c":0,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [29] → [14, _] → [5, 9, _]

Show answer

Answer: Row3[3]=6, Row2[2]=15

SubType
number-pyramid
Difficulty
easy
Levels
  • [29]
  • [14,15]
  • [5,9,6]
Base
  • 5
  • 9
  • 6
TopValue
29
HiddenCells
  • {"r":2,"c":2,"v":6}
  • {"r":1,"c":1,"v":15}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [22] → [_, 12] → [3, _, 5]

Show answer

Answer: Row3[2]=7, Row2[1]=10

SubType
number-pyramid
Difficulty
easy
Levels
  • [22]
  • [10,12]
  • [3,7,5]
Base
  • 3
  • 7
  • 5
TopValue
22
HiddenCells
  • {"r":2,"c":1,"v":7}
  • {"r":1,"c":0,"v":10}