Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 26 + 83 by rounding each number to the nearest 10: ______
- Estimate 46 + 64 by rounding each number to the nearest 10: ______
- Estimate 84 + 33 by rounding each number to the nearest 10: ______
- Estimate 79 + 64 by rounding each number to the nearest 10: ______
- Estimate 60 − 40 by rounding each number to the nearest 10: ______
- Estimate 50 − 67 by rounding each number to the nearest 10: ______
- Estimate 63 + 49 by rounding each number to the nearest 10: ______
- Estimate 60 − 44 by rounding each number to the nearest 10: ______
- Estimate 69 + 43 by rounding each number to the nearest 10: ______
- Estimate 65 + 75 by rounding each number to the nearest 10: ______
- Estimate 23 − 31 by rounding each number to the nearest 10: ______
- Estimate 80 − 61 by rounding each number to the nearest 10: ______
- Estimate 59 − 76 by rounding each number to the nearest 10: ______
- Estimate 86 + 21 by rounding each number to the nearest 10: ______
- Estimate 60 − 27 by rounding each number to the nearest 10: ______
- Estimate 64 − 89 by rounding each number to the nearest 10: ______
- Estimate 46 − 80 by rounding each number to the nearest 10: ______
- Estimate 69 + 64 by rounding each number to the nearest 10: ______
- Estimate 25 − 62 by rounding each number to the nearest 10: ______
- Estimate 84 − 47 by rounding each number to the nearest 10: ______