Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 24 + 51 by rounding each number to the nearest 10: ______
- Estimate 71 − 47 by rounding each number to the nearest 10: ______
- Estimate 23 + 31 by rounding each number to the nearest 10: ______
- Estimate 29 + 65 by rounding each number to the nearest 10: ______
- Estimate 80 + 50 by rounding each number to the nearest 10: ______
- Estimate 43 + 60 by rounding each number to the nearest 10: ______
- Estimate 79 − 49 by rounding each number to the nearest 10: ______
- Estimate 44 − 75 by rounding each number to the nearest 10: ______
- Estimate 88 + 80 by rounding each number to the nearest 10: ______
- Estimate 89 + 41 by rounding each number to the nearest 10: ______
- Estimate 46 + 55 by rounding each number to the nearest 10: ______
- Estimate 25 + 56 by rounding each number to the nearest 10: ______
- Estimate 82 + 30 by rounding each number to the nearest 10: ______
- Estimate 70 + 51 by rounding each number to the nearest 10: ______
- Estimate 86 + 46 by rounding each number to the nearest 10: ______
- Estimate 65 − 58 by rounding each number to the nearest 10: ______
- Estimate 51 − 29 by rounding each number to the nearest 10: ______
- Estimate 36 − 35 by rounding each number to the nearest 10: ______
- Estimate 30 − 37 by rounding each number to the nearest 10: ______
- Estimate 39 − 47 by rounding each number to the nearest 10: ______