Math Q&A - Novatika

by Teacher

What is multiplication? Multiplication as repeated addition

How much is 4 times 4? Let’s take 4 multiplied by 4. The first number is the number of donuts in each group. We have four donuts in each group, and the second number is the number of groups. We have four groups of four donuts. that’s four plus four plus four plus four which makes sixteen donuts. So four times four is 16. What is multiplying? Multiplication is something you do with numbers like addition or subtraction. Multiplication is just repeating addition and nothing more. It’s represented by the × simple. Let’s say we want to multiply 3 by
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by Teacher

What is decimal with example

If the fraction has a denominator of 10, 100, 1000, etc., it can be written as a decimal fraction in this way: write down the whole part (if the fraction is ordinary, write 0 in place of the whole part), put a dot, and then write down the numerator of the fraction. For example: The number of digits after the dot must be equal to the number of zeros in the denominator. Therefore, to the left of the point are the digits of the integer part of the number, to the right are the digits of the fractional part, which
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