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- Grade Range
- 3rd
- Rating
Students practice rounding numbers less than 1,000 to the nearest hundred. Students participate in a class activity in which they must hang clothespins, with three-digit numbers written on them, on a number line. Full Review »
- Grade Range
- 5th
- Rating
Students investigate the concept of rounding numbers to different place holders. They use the skill of predicting during the lesson to help solve the problems. Students also practice skills using an interactive, computer generated game of Jeopardy. Full Review »
- Grade Range
- 6th
- Rating
Students explore positive and negative numbers. They discuss how to read, write, and use positive and negative numbers up to 1,000,000. Students use, model, and identify place value positions from 0.001 to 1,000,000. They practice rounding numbers. Full Review »
- Grade Range
- 7th
- Rating
Students explore a variety of estimation strategies. They discuss how to use truncation and rounding numbers. Students practice rounding numbers to the appropriate place value. They discuss the strategies used to help them round numbers. Full Review »
- Grade Range
- 8th
- Rating
Students examine how and when to estimate numbers. They define key vocabulary words, observe and discuss examples of rounding to the appropriate place value by drawing a number line to assist them, and examine how to round numbers to make calculations easier. Full Review »
- Grade Range
- 8th
- Rating
Students discover the steps in rounding a number using a this technique: identify the place value you want to round to, underline it, and look at the digit to the right. If the digit is 5 or more, add 1 to the place value digit. If the digit if 4 or less, do not change the place value digit. They then convert all digits to the right of the place value digit to zero. Full Review »
- Grade Range
- 5th
- Rating
Students demonstrate rounding numbers to a sensible level of accuracy and in context. They discuss rounding numbers for newspaper headlines, complete a table of grocery items that need to be rounded, and observe and demonstrate various exercises independently and as a class. Full Review »
- Grade Range
- 1st - 3rd
- Rating
Students explore rounding numbers to the nearest tens, hundreds, and thousands. They practice rounding numbers and use the concept of rounding in adddition and subtraction problems. Full Review »
- Grade Range
- 4th
- Rating
Students round numbers to nearest 10, 100, and 1,000, decide on problem solving method and evaluate solution for reasonableness, justify why answer is reasonable and explain solution process, and use estimation and rounding to solve problem. Full Review »
- Grade Range
- 4th
- Rating
Students practice multiplying round numbers with trays of flowers and calculators. They construct patterns by multiplying numbers that end in zero along with estimating products. Each student creates and solves problems with each other. Full Review »
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