Place value to 1,000
A three-digit number has hundreds, tens, and ones. 463 is 4 hundreds, 6 tens, and 3 ones.
Try it: How many tens are in 785?
Show answer
8 tens.
Lessons by subject. Read the lesson, try the question, then check your answer.
Topics follow the Georgia Standards of Excellence, the state's current standards (they replaced the older Common Core Georgia Performance Standards). This is an unofficial study aid, not a Coffee County Schools resource. Your teacher's pacing guide and textbook come first. Official standards: georgiastandards.org.
A three-digit number has hundreds, tens, and ones. 463 is 4 hundreds, 6 tens, and 3 ones.
Try it: How many tens are in 785?
8 tens.
Line up the place values. Add or subtract ones, then tens, then hundreds. Regroup when needed.
Try it: What is 458 − 120?
338.
Line up the zero mark of the ruler with one end of the object. 12 inches make 1 foot.
Try it: How many inches are in 2 feet?
24 inches.
The short hand shows the hour and the long hand shows the minutes. Each number on the clock stands for 5 minutes.
Try it: The hour hand is just past 3 and the minute hand points at the 3. What time is it?
3:15.
There are 7 continents and 5 oceans. The Pacific is the largest ocean.
Try it: Name the largest ocean.
The Pacific Ocean.
A grid map uses letters and numbers to name each square, like B3. Find the column letter, then the row number.
Try it: In the grid name B3, which part is the column?
The letter B.
Georgia has five regions: Blue Ridge Mountains, Ridge and Valley, Appalachian Plateau, Piedmont, and Coastal Plain.
Try it: Douglas, in Coffee County, is in which region?
The Coastal Plain, in south Georgia.
Rivers carry water, help people travel, and give animals homes. The Savannah River forms part of Georgia's eastern border.
Try it: Name one river in Georgia.
The Savannah River, the Chattahoochee River, or another Georgia river.
The main topic is what a text is mostly about. Key details are facts that tell more about it.
Try it: A passage describes how bees make honey. What is the main topic?
How bees make honey.
Headings, captions, bold words, and a glossary help you find information fast.
Try it: Which text feature explains what a picture shows?
The caption.
Add -s to most nouns. Some change completely: child becomes children and mouse becomes mice.
Try it: What is the plural of mouse?
Mice.
A prefix goes at the beginning of a word and a suffix at the end. Un- means not, so unhappy means not happy.
Try it: What does the word unkind mean?
Not kind.