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Langkah terperinci dalam menyelesaikan topik BUNDAR atau ROUND-OFF

STEPS OF ROUNDING OFF ANY NUMBERS

ROUND OFF NUMBER 230, 517

BASIC NUMBERS

0, 1, 2, 3, 4 (LEFT GROUP)

5, 6, 7, 8, 9 (RIGHT GROUP)

EXAMPLE 1 : TO THE NEAREST TEN

230,517

230,500

+

17

  • CHECK THE 1ST NUMBER OF 17
  • 17 COMES BETWEEN 10 & 20
  • 10 (LEFT GROUP) &  20 (RIGHT GROUP)
  • CHECK THE 2ND NUMBER OF 17
  • SINCE 7 IS IN THE RIGHT GROUP, THEN IT IS NEARER TO 20
230,520

230, 500

+

20

230, 517 BECOMES 230, 520 WHEN ROUND OFF TO THE NEAREST TEN


EXAMPLE 2 : TO THE NEAREST HUNDRED

230,517

230,000

+

517

  • CHECK THE IST NUMBER OF 517
  • 517 COMES BETWEEN 500 & 600
  • 500 (LEFT GROUP) &  600 (RIGHT GROUP)
  • CHECK THE 2ND NUMBER OF 517
  • SINCE 1 IS IN  THE LEFT GROUP, THEN IT IS NEARER TO 500
230,500

230, 000

+

500

230, 517 BECOMES 230, 500 WHEN ROUND OFF TO THE NEAREST HUNDRED


EXAMPLE 3 : TO THE NEAREST THOUSAND

230, 517

230, 000

+

0,517

  • CHECK THE Ist NUMBER OF 0,517
  • 0,517 COMES BETWEEN 0,000 & 1,000
  • 0,000 (LEFT GROUP) &  1,000 (RIGHT GROUP)
  • CHECK THE 2ND NUMBER OF 0,517
  • SINCE 5 IS IN THE RIGHT GROUP, THEN IT IS NEARER TO 1,000
231,000

230,000

+

1,000

230, 517 BECOMES 231, 000 WHEN ROUND OFF TO THE NEAREST THOUSAND


EXAMPLE 4 : TO THE NEAREST TEN THOUSAND

230,517

200,000

+

30,517

  • CHECK THE Ist NUMBER OF 30,517
  • 30,517 COMES BETWEEN 30,000 & 40,000
  • 30,000 (LEFT GROUP) &  40,000 (RIGHT GROUP)
  • CHECK THE 2ND NUMBER OF 30,517
  • SINCE 0 IS IN THE LEFT GROUP, THEN IT IS NEARER TO 30,000
230,000

200, 000

+

30,000

230, 517 BECOMES 230, 000 WHEN ROUND OFF TO THE NEAREST TEN  THOUSAND

EXAMPLE 5 : TO THE NEAREST HUNDRED THOUSAND

230,517

000,000

+

230,517

  • CHECK THE 1st NUMBER OF 230,517
  • 230,517 COMES BETWEEN 200,000 & 300,000
  • 200,000 (LEFT GROUP) &  300,000 (RIGHT GROUP)
  • CHECK THE 2ND NUMBER OF 230,517
  • SINCE 3 IS IN THE LEFT GROUP, THEN IT IS NEARER TO 200,000
200,000

000, 000

+

200,000

230, 517 BECOMES 200, 000 WHEN ROUND OFF TO THE NEAREST TEN  THOUSAND

BIMBINGAN MATEMATIK UNCLE ZUL