By Jill J. Williams on June 27 2018 13:15:09
When teaching decimal numbers, first review the basics of thousands, hundreds, tens and ones and then introduce (or review) tenths, hundredths and thousandths.
The steps for subtracting fractions is well illustrated in the fraction calculator at the link below. That page has a more detailed discussion of common denominators, mixed fractions and other topics that may help understand the steps necessary to subtract fractions.
Learning multiplication facts is an essential part of childhood math. It takes time to learn them, but with a few tips and tricks, you can conquer them with practice. Once you have them memorized, you can work on getting faster with them so that the numbers just come to you. Some of the multiplication facts are simpler than others, but many of them have helpful hints that make them easier to learn.
Long Division. There are different methods for dividing multi-digit numbers (long division). One way is a combination of estimation/ trial and error and multiplication. There is also a commonly used algorithmic method that is well explained and illustrated here at mathisfun.com.