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List Site with many resources based on: -Playing games -Getting practice -Teaching yourself a concept

Arithmetic videos based on Singapore Math. Topics include: Introduction to addition. Multiple visual ways to represent addition. Adding a 2 digit number to a 1 digit number. Introduction to carrying. Adding decimals Subtraction of multi-digit numbers involving borrowing An explanation of why (not how) borrowing/regrouping works when subtracting numbers Subtracting decimal numbers 2 examples of multiplying a 3 digit number times a 2 digit number. 1 example of multiplying a 3 digit number times a 3 digit number. Multiplying decimals Dividing a two digit number into a larger number Dividing decimal numbers

Derive and recall all addition and subtraction facts for each number to 20, sums and differences of multiples of 10 and number pairs that total 100

A nice synopsis based on Liping Ma's research on what teachers need to know.

From a Singapore tutor and former teacher Great teacher reference! Topics include: Addition Subtraction Multiplication Division Comparison Fractions Percentage Decimals Average Ratio

From United States. Activities and lessons - Math topics covered. BASIC MATH: Shapes & Colors, Numbers & Counting, Addition, Subtraction, Multiplication, and Division. ADVANCED MATH: Fractions, Decimals, Percentages, Estimation & Rounding, Ratios, and Money. This site offers an introduction to mathematics and its variety of topics. It's not just for kids, it's for everyone (even if you aren't a number nut).