Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 86 − 84 by rounding each number to the nearest 10: ______
- Estimate 61 − 37 by rounding each number to the nearest 10: ______
- Estimate 23 − 41 by rounding each number to the nearest 10: ______
- Estimate 79 + 49 by rounding each number to the nearest 10: ______
- Estimate 48 − 24 by rounding each number to the nearest 10: ______
- Estimate 50 + 77 by rounding each number to the nearest 10: ______
- Estimate 41 + 43 by rounding each number to the nearest 10: ______
- Estimate 88 + 35 by rounding each number to the nearest 10: ______
- Estimate 53 + 75 by rounding each number to the nearest 10: ______
- Estimate 53 − 56 by rounding each number to the nearest 10: ______
- Estimate 52 + 36 by rounding each number to the nearest 10: ______
- Estimate 51 + 25 by rounding each number to the nearest 10: ______
- Estimate 75 − 88 by rounding each number to the nearest 10: ______
- Estimate 50 − 77 by rounding each number to the nearest 10: ______
- Estimate 82 + 23 by rounding each number to the nearest 10: ______
- Estimate 21 − 34 by rounding each number to the nearest 10: ______
- Estimate 70 + 58 by rounding each number to the nearest 10: ______
- Estimate 89 − 25 by rounding each number to the nearest 10: ______
- Estimate 46 + 86 by rounding each number to the nearest 10: ______
- Estimate 72 − 63 by rounding each number to the nearest 10: ______