Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 33 − 45 by rounding each number to the nearest 10: ______
- Estimate 67 − 26 by rounding each number to the nearest 10: ______
- Estimate 48 + 45 by rounding each number to the nearest 10: ______
- Estimate 39 − 47 by rounding each number to the nearest 10: ______
- Estimate 28 − 56 by rounding each number to the nearest 10: ______
- Estimate 84 + 73 by rounding each number to the nearest 10: ______
- Estimate 71 − 39 by rounding each number to the nearest 10: ______
- Estimate 87 − 61 by rounding each number to the nearest 10: ______
- Estimate 30 + 82 by rounding each number to the nearest 10: ______
- Estimate 66 − 38 by rounding each number to the nearest 10: ______
- Estimate 48 + 29 by rounding each number to the nearest 10: ______
- Estimate 80 − 86 by rounding each number to the nearest 10: ______
- Estimate 41 + 46 by rounding each number to the nearest 10: ______
- Estimate 86 − 71 by rounding each number to the nearest 10: ______
- Estimate 57 + 33 by rounding each number to the nearest 10: ______
- Estimate 74 − 58 by rounding each number to the nearest 10: ______
- Estimate 31 − 46 by rounding each number to the nearest 10: ______
- Estimate 52 − 28 by rounding each number to the nearest 10: ______
- Estimate 50 − 67 by rounding each number to the nearest 10: ______
- Estimate 26 + 63 by rounding each number to the nearest 10: ______