Extending Thinking to Decimals

One part of 100 equal parts of a whole.

Decimals that name the same amount.

A mathematical statement containing numerals, operators, grouping symbols and symbols or variables for unknown values.

Common decimals used for estimating.

Adjusting a number to make a computation easier and balancing the adjustment by changing another number.

A process that tells which multiple of 1.00, 0.1, 0.01 an number is closest to.

The number a digit represents, which is determined by the position of the digti.

One of ten equal parts of a whole.

A  way to write a number using words.

Numbers that are easy to compute mentally.

A way to write a number, breaking it apart by place value.

Addends can be regrouped and the sum remains the same.

The numbers 0, 1, 2, 3, 4, and so on appear to the left of the decimal point.

The order of addends can be changed and the sum remains the same.

Operations that undo each other.

A number with one or more digits to the right of the decimal point.

A mathematical relation statement where two equivalent expressions and values are separated by an equal sign.

One of 1,000 equal parts of a whole.

A common way of writing a number with commas separating groups of three digits starting from the right.