Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 80 − 27 by rounding each number to the nearest 10: ______
- Estimate 64 − 69 by rounding each number to the nearest 10: ______
- Estimate 44 + 65 by rounding each number to the nearest 10: ______
- Estimate 82 − 85 by rounding each number to the nearest 10: ______
- Estimate 49 + 79 by rounding each number to the nearest 10: ______
- Estimate 79 + 41 by rounding each number to the nearest 10: ______
- Estimate 42 − 39 by rounding each number to the nearest 10: ______
- Estimate 42 + 22 by rounding each number to the nearest 10: ______
- Estimate 78 − 27 by rounding each number to the nearest 10: ______
- Estimate 30 + 72 by rounding each number to the nearest 10: ______
- Estimate 40 − 88 by rounding each number to the nearest 10: ______
- Estimate 69 − 62 by rounding each number to the nearest 10: ______
- Estimate 37 − 60 by rounding each number to the nearest 10: ______
- Estimate 69 − 67 by rounding each number to the nearest 10: ______
- Estimate 89 + 86 by rounding each number to the nearest 10: ______
- Estimate 24 − 58 by rounding each number to the nearest 10: ______
- Estimate 71 + 47 by rounding each number to the nearest 10: ______
- Estimate 81 − 71 by rounding each number to the nearest 10: ______
- Estimate 55 − 60 by rounding each number to the nearest 10: ______
- Estimate 37 − 43 by rounding each number to the nearest 10: ______