# Ordproblem

### Estimating Sums and Differences 3 Digits Word Problems

### Expanded Notation Using Decimals Place Value Worksheets

### Addition and Subtraction Unit and a Freebie

These place value puzzles are fun activities for math centers in 2nd grade!

### send home nightly/ weekly to be sure parents know where students are on their times tables.

### Free Rounding Numbers Partner Activity from Laura Candler's File Cabinet

### Caught in the Middle: Prime factorization

First Week Of School Activities- Classmate Interview is a good quick and easy idea.

### FREE - Word Problems: Rounding to the Nearest Hundreds Place - 2 pages

### Free Estimate or Compute Activity - Students work with a partner to decide if each word problem calls for estimation or computation, and then they solve the problems.

This worksheet includes 7 word problems that support 4th grade Texas math standard 4.4G (round to the nearest 10, 100, or 1,000 to estimate solutions). Only addition and subtraction problems are included. Also, there are 3 review problems with rounding in isolation.

estimation practice