Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 39 − 58 by rounding each number to the nearest 10: ______
- Estimate 26 − 25 by rounding each number to the nearest 10: ______
- Estimate 49 − 60 by rounding each number to the nearest 10: ______
- Estimate 35 − 33 by rounding each number to the nearest 10: ______
- Estimate 67 − 51 by rounding each number to the nearest 10: ______
- Estimate 50 − 68 by rounding each number to the nearest 10: ______
- Estimate 22 − 54 by rounding each number to the nearest 10: ______
- Estimate 68 − 85 by rounding each number to the nearest 10: ______
- Estimate 58 + 62 by rounding each number to the nearest 10: ______
- Estimate 72 − 75 by rounding each number to the nearest 10: ______
- Estimate 43 − 37 by rounding each number to the nearest 10: ______
- Estimate 66 − 69 by rounding each number to the nearest 10: ______
- Estimate 85 − 65 by rounding each number to the nearest 10: ______
- Estimate 43 + 77 by rounding each number to the nearest 10: ______
- Estimate 32 − 87 by rounding each number to the nearest 10: ______
- Estimate 47 + 72 by rounding each number to the nearest 10: ______
- Estimate 50 − 30 by rounding each number to the nearest 10: ______
- Estimate 58 − 51 by rounding each number to the nearest 10: ______
- Estimate 79 − 39 by rounding each number to the nearest 10: ______
- Estimate 50 − 30 by rounding each number to the nearest 10: ______