5 Comparing decimals(小数比较) 30:31 43 6 Rounding decimals(小数取整) 34:25 44 7 Quiz 2 (测试7) 09:25 45 8 Multiplying and dividing whole numbers by 10, 100, and 1000(整数乘以除以10的倍数) 02:29 46 9 Multiplying and dividing decimals by 10, 100, and 1000(小数乘以除...
Dividing Decimals Just as with multiplication, division of decimals is very much like dividing whole numbers — we have to figure out where the decimal point must be placed. To understand decimal division, let’s consider the multiplication problem ...
How to multiply decimals? Explore and learn multiplication of decimals with concepts, definitions, facts, rules, examples, and solutions.
Learn about the operations of multiplying and dividing decimals. Discover decimal multiplication and division word problems with walkthroughs and...
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Multiplying decimals by 10. To multiply by 10, you move the digits one place value to the left. Let's look at an example: ... Multiplying by 100. To multiply by 100, you move the digits two places to the left. 3.12 x 100 = 312. ... Multiplying by 1000. To multiply by 100...
What is a correct and fast way to multiply by a power of 10? Multiplying by a power of 10 can be done by simply moving the decimal place to the right (for a positive power) the number of digits the power is or to the left (for a negative power) the number of digits the power ...
9 Multiplying and dividing decimals by 10, 100, and 1000(小数乘以除以10的倍数) 21:25 47 10 Quiz 3 (测试3) 02:16 48 11 Powers of 10(十的次方) 13:57 49 12 Multiplying and dividing with powers of 10(乘以除以10的次方) 35:31 50 13 Comparing decimal place values(比较小数...