2-10 Adding and Subtracting Decimals
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2-10 Adding and Subtracting Decimals
- 1. 2-10 Adding and Subtracting Decimals Math Notes Number Sense 2.1
- 2. What you’re learning today...
- 3. What you’re learning today... Number Sense 2.1
- 4. What you’re learning today... Number Sense 2.1 Add, subtract, with decimals and verify the reasonabless of the results.
- 5. Find 4.73 + 3.54
- 6. Find 4.73 + 3.54 STEP ZEROa: Line up decimals properly
- 7. Find 4.73 + 3.54 STEP ZEROa: Line up 4.73 decimals properly + 3.54
- 8. Find 4.73 + 3.54 STEP ZEROa: Line up 4.73 decimals properly + 3.54
- 9. Find 4.73 + 3.54 STEP ZEROa: Line up 4.73 decimals properly + 3.54
- 10. Find 4.73 + 3.54 STEP ZEROa: Line up 4.73 decimals properly STEP ZEROb: Use guidelines to ensure + 3.54 neatness
- 11. Find 4.73 + 3.54 STEP ZEROa: Line up 4.73 decimals properly STEP ZEROb: Use guidelines to ensure + 3.54 neatness
- 12. Find 4.73 + 3.54 STEP ZEROa: Line up STEP 1: Add the 4.73 decimals properly hundredths. STEP ZEROb: Use guidelines to ensure Regroup. + 3.54 neatness
- 13. Find 4.73 + 3.54 STEP ZEROa: Line up STEP 1: Add the 4.73 decimals properly hundredths. STEP ZEROb: Use guidelines to ensure Regroup. + 3.54 neatness 7
- 14. Find 4.73 + 3.54 STEP ZEROa: Line up STEP 1: Add the 4.73 decimals properly hundredths. STEP ZEROb: Use guidelines to ensure Regroup. + 3.54 neatness STEP 2: Add the tenths. Regroup if you can. 7
- 15. Find 4.73 + 3.54 STEP ZEROa: Line up 1 STEP 1: Add the 4.73 decimals properly hundredths. STEP ZEROb: Use guidelines to ensure Regroup. + 3.54 neatness STEP 2: Add the tenths. Regroup if you can. 27
- 16. Find 4.73 + 3.54 STEP ZEROa: Line up 1 STEP 1: Add the 4.73 decimals properly hundredths. STEP ZEROb: Use guidelines to ensure Regroup. + 3.54 neatness STEP 2: Add the tenths. Regroup if you can. 27 STEP 3: Add the one. Regroup if you can.
- 17. Find 4.73 + 3.54 STEP ZEROa: Line up 1 STEP 1: Add the 4.73 decimals properly hundredths. STEP ZEROb: Use guidelines to ensure Regroup. + 3.54 neatness STEP 2: Add the tenths. Regroup if you can. 8 27 STEP 3: Add the one. Regroup if you can.
- 18. Find 4.73 + 3.54 STEP ZEROa: Line up 1 STEP 1: Add the 4.73 decimals properly hundredths. STEP ZEROb: Use guidelines to ensure Regroup. + 3.54 neatness STEP 2: Add the tenths. Regroup if you can. 8 27 STEP 3: Add the one. Regroup if you can. Don’t forget to place the decimal point in the correct place.
- 19. Find 4.73 + 3.54 STEP ZEROa: Line up 1 STEP 1: Add the 4.73 decimals properly hundredths. STEP ZEROb: Use guidelines to ensure Regroup. + 3.54 neatness STEP 2: Add the tenths. Regroup if you can. 8. 2 7 STEP 3: Add the one. Regroup if you can. Don’t forget to place the decimal point in the correct place.
- 20. Find 53.261 + 53.214
- 21. Find 53.261 + 53.214 STEP ZEROa: Line up decimals properly
- 22. Find 53.261 + 53.214 STEP ZEROa: Line up 53.261 decimals properly - 53.214
- 23. Find 53.261 + 53.214 STEP ZEROa: Line up 53.261 decimals properly - 53.214
- 24. Find 53.261 + 53.214 STEP ZEROa: Line up 53.261 decimals properly - 53.214
- 25. Find 53.261 + 53.214 STEP ZEROa: Line up 53.261 decimals properly STEP ZEROb: Use guidelines to ensure - 53.214 neatness
- 26. Find 53.261 + 53.214 STEP ZEROa: Line up 53.261 decimals properly STEP ZEROb: Use guidelines to ensure - 53.214 neatness
- 27. Find 53.261 + 53.214 STEP ZEROa: Line up STEP 1: 53.261 decimals properly Subtract the STEP ZEROb: Use thousandths. guidelines to ensure Regroup. - 53.214 neatness
- 28. Find 53.261 + 53.214 STEP ZEROa: Line up 5 STEP 1: 53.261 1 decimals properly Subtract the STEP ZEROb: Use thousandths. guidelines to ensure Regroup. - 53.214 neatness
- 29. Find 53.261 + 53.214 STEP ZEROa: Line up 5 STEP 1: 53.261 1 decimals properly Subtract the STEP ZEROb: Use thousandths. guidelines to ensure Regroup. - 53.214 neatness 7
- 30. Find 53.261 + 53.214 STEP ZEROa: Line up 5 STEP 1: 53.261 1 decimals properly Subtract the STEP ZEROb: Use thousandths. guidelines to ensure Regroup. - 53.214 neatness STEP 2: Subtract the hundredths. Regroup if you 7 can.
- 31. Find 53.261 + 53.214 STEP ZEROa: Line up 5 STEP 1: 53.261 1 decimals properly Subtract the STEP ZEROb: Use thousandths. guidelines to ensure Regroup. - 53.214 neatness STEP 2: Subtract the hundredths. Regroup if you 47 can.
- 32. Find 53.261 + 53.214 STEP ZEROa: Line up 5 STEP 1: 53.261 1 decimals properly Subtract the STEP ZEROb: Use thousandths. guidelines to ensure Regroup. - 53.214 neatness STEP 2: Subtract the hundredths. Regroup if you 47 can. STEP 3: Subtract the tenths. Regroup if you can.
- 33. Find 53.261 + 53.214 STEP ZEROa: Line up 5 STEP 1: 53.261 1 decimals properly Subtract the STEP ZEROb: Use thousandths. guidelines to ensure Regroup. - 53.214 neatness STEP 2: Subtract the hundredths. Regroup if you 047 can. STEP 3: Subtract the tenths. Regroup if you can.
- 34. Find 53.261 + 53.214 STEP ZEROa: Line up 5 STEP 1: 53.261 1 decimals properly Subtract the STEP ZEROb: Use thousandths. guidelines to ensure Regroup. - 53.214 neatness STEP 2: Subtract the hundredths. Regroup if you 047 can. STEP 4: Subtract STEP 3: Subtract the ones and tens. the tenths. Regroup if you can.
- 35. Find 53.261 + 53.214 STEP ZEROa: Line up 5 STEP 1: 53.261 1 decimals properly Subtract the STEP ZEROb: Use thousandths. guidelines to ensure Regroup. - 53.214 neatness STEP 2: Subtract the hundredths. Regroup if you 0 047 can. STEP 4: Subtract STEP 3: Subtract the ones and tens. the tenths. Regroup if you can.
- 36. Find 53.261 + 53.214 STEP ZEROa: Line up 5 STEP 1: 53.261 1 decimals properly Subtract the STEP ZEROb: Use thousandths. guidelines to ensure Regroup. - 53.214 neatness STEP 2: Subtract the hundredths. Regroup if you 0 0 047 can. STEP 4: Subtract STEP 3: Subtract the ones and tens. the tenths. Regroup if you can.
- 37. Find 53.261 + 53.214 STEP ZEROa: Line up 5 STEP 1: 53.261 1 decimals properly Subtract the STEP ZEROb: Use thousandths. guidelines to ensure Regroup. - 53.214 neatness STEP 2: Subtract the hundredths. Regroup if you 0 0 047 can. STEP 4: Subtract STEP 3: Subtract the ones and tens. the tenths. Regroup if you can. Don’t forget to place the decimal point in the correct place.
- 38. Find 53.261 + 53.214 STEP ZEROa: Line up 5 STEP 1: 53.261 1 decimals properly Subtract the STEP ZEROb: Use thousandths. guidelines to ensure Regroup. - 53.214 neatness STEP 2: Subtract the hundredths. Regroup if you 0 0.047 can. STEP 4: Subtract STEP 3: Subtract the ones and tens. the tenths. Regroup if you can. Don’t forget to place the decimal point in the correct place.