1. Round My Numbers Rounding to Estimate Multiplication Intermediate Math CCSS: 4.NBT.3 Use place value understanding to round multi-digit whole numbers to any place. 4.OA.3... Assess the reasonableness of answers using mental computation and estimation strategies including rounding. Additional Information for teacher about activity: This activity is a game type activity, however, it could be used as an individual practice activity. An activity sheet has been included to work independently. What’s included: □ Task Card in WORD □ Anchor Chart □ Activity Sheet – for individual work □ Student Activity Cards for partner directed work □ Answer Key for self-checking □ Materials Needed: Challenge Question Answer Sheets □ Technology Connection: http://www.ixl.com/math/grade-4 Copyright © 2013 Innovative Educational Programs. Reproduction rights granted to CHILD Teachers and permitted only for use as instructional material. www.ieponline.com

2. Copyright © 2013 Innovative Educational Programs. Reproduction rights granted to CHILD Teachers and permitted only for use as instructional material. www.ieponline.com

3. Rounding to Estimate Multiplication Problem: 73 x 58 = ? Copyright © 2013 Innovative Educational Programs.

4. 22 x 19 = 1 2 3 456 7 8 9 35 x 28 =73 x 83 = 65 x 32 =34 x 38 =15 x 26 = 47 x 58 =52 x 8494 x 27 =

5. 77 x 22 = 10 11 12 131415 16 17 18 68 x 71 =13 x 23 = 94 x 37 =52 x 88 =33 x 15 = 35 x 21 =11 x 58 =46 x 66 =

6. NumberAnswer 1 Approximately 400 2 Approximately 1200 3 Approximately 5600 4 Approximately 2100 5 Approximately 1200 6 Approximately 600 7 Approximately 3000 8 Approximately 4000 9 Approximately 2700 NumberAnswer 10 Approximately 1600 11 Approximately 4900 12 Approximately 200 13 Approximately 3600 14 Approximately 4500 15 Approximately 600 16 Approximately 800 17 Approximately 3500 18 Approximately 600 Answer Key for Round My Numbers Copyright © 2013 Innovative Educational Programs.

7. Worksheet for Round My Numbers Name ______________________ Date _______________ Copyright © 2013 Innovative Educational Programs. Card No. ____

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