Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 81 − 77 by rounding each number to the nearest 10: ______
- Estimate 25 + 27 by rounding each number to the nearest 10: ______
- Estimate 49 + 25 by rounding each number to the nearest 10: ______
- Estimate 76 + 39 by rounding each number to the nearest 10: ______
- Estimate 59 + 41 by rounding each number to the nearest 10: ______
- Estimate 75 − 87 by rounding each number to the nearest 10: ______
- Estimate 57 + 61 by rounding each number to the nearest 10: ______
- Estimate 53 − 55 by rounding each number to the nearest 10: ______
- Estimate 46 + 42 by rounding each number to the nearest 10: ______
- Estimate 40 − 88 by rounding each number to the nearest 10: ______
- Estimate 42 + 58 by rounding each number to the nearest 10: ______
- Estimate 53 − 84 by rounding each number to the nearest 10: ______
- Estimate 29 − 55 by rounding each number to the nearest 10: ______
- Estimate 33 − 41 by rounding each number to the nearest 10: ______
- Estimate 39 + 43 by rounding each number to the nearest 10: ______
- Estimate 82 − 70 by rounding each number to the nearest 10: ______
- Estimate 32 − 39 by rounding each number to the nearest 10: ______
- Estimate 26 + 71 by rounding each number to the nearest 10: ______
- Estimate 52 + 33 by rounding each number to the nearest 10: ______
- Estimate 64 − 28 by rounding each number to the nearest 10: ______