Rounding Numbers to Nearest Hundred Thousand

Study Notes

Rounding Numbers Basics

Rounding adjusts numbers to their nearest value based on digit significance.
Numbers are rounded up or down based on the number in the next position.

Rounding to the Nearest Hundred Thousand

880,005 rounds to 900,000 due to the next digit being 0 (less than 5).
545,999 rounds to 546,000 since the next digit is 9 (5 or more rounds up).
689,114 rounds to 700,000, following similar rules, due to the next digit being 8.

Rounding to the Nearest Thousand

951,194 rounds to 951,200 as the next digit 1 does not prompt rounding down.
65,124 rounds down to 65,000, as the next digit 1 keeps it from moving up.
1,258 rounds to 1,000; the next digit is 2, which does not raise the rounding.

Rounding to the Nearest Ten Thousand

60,488 rounds down to 60,000, since the next digit 4 does not warrant an increase.
80,801 rounds to 80,000, with the next digit being 8, influencing the round down.
897,100 rounds up to 900,000, with the next digit being 1 prompting round up.

Rounding to the Nearest Hundred

783 rounds up to 800, as the next digit (3) does not stay below 5.
12,781 rounds to 12,800 due to the next digit being 8, prompting an increase.

Key Rounding Principles

Always look at the digit to the immediate right for rounding decisions.
Digits 0-4 keep the number the same, while 5-9 increase the number in rounding.

Description

Test your skills in rounding numbers to the nearest hundred and thousand with this engaging flashcard quiz. Whether you're a student or just looking to brush up on your math skills, these examples will help you master the concept of rounding. Start practicing now!