Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 26 − 60 by rounding each number to the nearest 10: ______
- Estimate 70 + 30 by rounding each number to the nearest 10: ______
- Estimate 76 − 72 by rounding each number to the nearest 10: ______
- Estimate 88 + 67 by rounding each number to the nearest 10: ______
- Estimate 84 − 45 by rounding each number to the nearest 10: ______
- Estimate 24 + 47 by rounding each number to the nearest 10: ______
- Estimate 67 − 45 by rounding each number to the nearest 10: ______
- Estimate 87 − 41 by rounding each number to the nearest 10: ______
- Estimate 55 − 83 by rounding each number to the nearest 10: ______
- Estimate 62 − 37 by rounding each number to the nearest 10: ______
- Estimate 76 − 43 by rounding each number to the nearest 10: ______
- Estimate 63 + 34 by rounding each number to the nearest 10: ______
- Estimate 89 − 62 by rounding each number to the nearest 10: ______
- Estimate 76 + 46 by rounding each number to the nearest 10: ______
- Estimate 39 − 86 by rounding each number to the nearest 10: ______
- Estimate 61 − 27 by rounding each number to the nearest 10: ______
- Estimate 82 + 69 by rounding each number to the nearest 10: ______
- Estimate 54 + 74 by rounding each number to the nearest 10: ______
- Estimate 71 − 70 by rounding each number to the nearest 10: ______
- Estimate 80 + 72 by rounding each number to the nearest 10: ______