Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 79 + 27 by rounding each number to the nearest 10: ______
- Estimate 61 − 62 by rounding each number to the nearest 10: ______
- Estimate 62 − 46 by rounding each number to the nearest 10: ______
- Estimate 33 + 35 by rounding each number to the nearest 10: ______
- Estimate 32 − 75 by rounding each number to the nearest 10: ______
- Estimate 40 − 49 by rounding each number to the nearest 10: ______
- Estimate 22 + 27 by rounding each number to the nearest 10: ______
- Estimate 89 − 27 by rounding each number to the nearest 10: ______
- Estimate 77 − 21 by rounding each number to the nearest 10: ______
- Estimate 63 − 75 by rounding each number to the nearest 10: ______
- Estimate 85 − 81 by rounding each number to the nearest 10: ______
- Estimate 49 − 78 by rounding each number to the nearest 10: ______
- Estimate 88 + 24 by rounding each number to the nearest 10: ______
- Estimate 31 − 23 by rounding each number to the nearest 10: ______
- Estimate 33 + 52 by rounding each number to the nearest 10: ______
- Estimate 89 − 29 by rounding each number to the nearest 10: ______
- Estimate 77 − 69 by rounding each number to the nearest 10: ______
- Estimate 38 − 65 by rounding each number to the nearest 10: ______
- Estimate 82 − 33 by rounding each number to the nearest 10: ______
- Estimate 86 − 46 by rounding each number to the nearest 10: ______