Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 33 + 65 by rounding each number to the nearest 10: ______
- Estimate 87 − 88 by rounding each number to the nearest 10: ______
- Estimate 23 − 65 by rounding each number to the nearest 10: ______
- Estimate 44 + 76 by rounding each number to the nearest 10: ______
- Estimate 81 − 33 by rounding each number to the nearest 10: ______
- Estimate 66 − 47 by rounding each number to the nearest 10: ______
- Estimate 29 − 39 by rounding each number to the nearest 10: ______
- Estimate 54 − 83 by rounding each number to the nearest 10: ______
- Estimate 22 − 82 by rounding each number to the nearest 10: ______
- Estimate 62 + 39 by rounding each number to the nearest 10: ______
- Estimate 52 + 71 by rounding each number to the nearest 10: ______
- Estimate 26 − 40 by rounding each number to the nearest 10: ______
- Estimate 57 − 39 by rounding each number to the nearest 10: ______
- Estimate 41 − 88 by rounding each number to the nearest 10: ______
- Estimate 40 + 34 by rounding each number to the nearest 10: ______
- Estimate 40 − 67 by rounding each number to the nearest 10: ______
- Estimate 27 + 49 by rounding each number to the nearest 10: ______
- Estimate 46 + 51 by rounding each number to the nearest 10: ______
- Estimate 27 + 64 by rounding each number to the nearest 10: ______
- Estimate 65 + 40 by rounding each number to the nearest 10: ______