Math isn't always about intricate procedures and drawn-out computations. These five smart multiplication strategies might help students improve their mental math abilities and solve problems more ...
This summer, battle lines were drawn over a simple math problem: 8 ÷ 2(2 + 2) = ? If you divide 8 by 2 first, you get 16, but if you multiply 2 by (2 + 2) first, you get 1. So, which answer is right?
To multiply by 1,000, each digit moves three places to the left. Eg, units become thousands. Note: units are often referred to as ones. For example, 34 has 3 tens and 4 units, or we could say 34 has 3 ...
To multiply decimals by 10, 100, and 1000, use place value labels. Write the digits of the decimal using place value labels. Start with the first non-zero digit. To multiply by 10 move each digit one ...