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The Greek capital letter, ? , is used to represent the sum. The series 4+8+12+16+20+24 can be expressed as 6?n=14n . The expression is read as the sum of 4n as n goes from 1 to 6 .

Expanded form is a way to express a number as the sum of the place values of its digits. In the expanded form, we break up a number ing to the place value of digits and expand it to show the value of each digit. For example, the expanded form of 943 is given below.

The expanded form of a number writes it as a sum, with each digit makes an individual term multiplied by its place value. For example 523 523 has an expanded form of 5 × 100 + 2 × 10 + 3 , 5 \times 100 + 2 \times 10 + 3 , 5×100+2×10+3, and 6203 6203 has an expanded form of.

Writing Sigma Notation in Expanded form (1) - YouTube YouTube Start of suggested clip End of suggested clip So then x is three so that's two. Times three so after two that's three now plus three. And then we'MoreSo then x is three so that's two. Times three so after two that's three now plus three. And then we'll have plus two times four plus three elements uh upper bound summation simplify you simplify.

This is the sigma symbol: ?. It tells us that we are summing something.

Expanded Form | Expanded Notation | Math with Mr. J - YouTube YouTube Start of suggested clip End of suggested clip So that five is worth five hundred. So let's put the value on the five five. Hundred then we go toMoreSo that five is worth five hundred. So let's put the value on the five five. Hundred then we go to the nine. Plus the nine the value of the nine is ninety. And then we go to the ones place which.

To write a number in expanded form, you'd break it down to show the value of its individual digits. This would mean 144 would become 100 + 40 + 4 = 144.