Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 54 − 53 by rounding each number to the nearest 10: ______
- Estimate 32 + 22 by rounding each number to the nearest 10: ______
- Estimate 53 − 78 by rounding each number to the nearest 10: ______
- Estimate 30 + 88 by rounding each number to the nearest 10: ______
- Estimate 46 + 88 by rounding each number to the nearest 10: ______
- Estimate 46 + 65 by rounding each number to the nearest 10: ______
- Estimate 69 − 66 by rounding each number to the nearest 10: ______
- Estimate 53 − 70 by rounding each number to the nearest 10: ______
- Estimate 52 + 43 by rounding each number to the nearest 10: ______
- Estimate 75 − 86 by rounding each number to the nearest 10: ______
- Estimate 58 − 65 by rounding each number to the nearest 10: ______
- Estimate 80 − 66 by rounding each number to the nearest 10: ______
- Estimate 43 + 24 by rounding each number to the nearest 10: ______
- Estimate 42 + 77 by rounding each number to the nearest 10: ______
- Estimate 75 − 88 by rounding each number to the nearest 10: ______
- Estimate 81 − 26 by rounding each number to the nearest 10: ______
- Estimate 59 + 29 by rounding each number to the nearest 10: ______
- Estimate 49 − 55 by rounding each number to the nearest 10: ______
- Estimate 26 − 37 by rounding each number to the nearest 10: ______
- Estimate 77 − 46 by rounding each number to the nearest 10: ______