Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 83 − 50 by rounding each number to the nearest 10: ______
- Estimate 60 − 55 by rounding each number to the nearest 10: ______
- Estimate 42 + 40 by rounding each number to the nearest 10: ______
- Estimate 27 − 80 by rounding each number to the nearest 10: ______
- Estimate 26 − 66 by rounding each number to the nearest 10: ______
- Estimate 66 − 44 by rounding each number to the nearest 10: ______
- Estimate 33 + 24 by rounding each number to the nearest 10: ______
- Estimate 65 − 73 by rounding each number to the nearest 10: ______
- Estimate 73 − 72 by rounding each number to the nearest 10: ______
- Estimate 22 + 61 by rounding each number to the nearest 10: ______
- Estimate 35 + 59 by rounding each number to the nearest 10: ______
- Estimate 52 + 49 by rounding each number to the nearest 10: ______
- Estimate 65 − 43 by rounding each number to the nearest 10: ______
- Estimate 48 + 44 by rounding each number to the nearest 10: ______
- Estimate 39 − 53 by rounding each number to the nearest 10: ______
- Estimate 36 − 48 by rounding each number to the nearest 10: ______
- Estimate 23 + 22 by rounding each number to the nearest 10: ______
- Estimate 72 − 35 by rounding each number to the nearest 10: ______
- Estimate 84 + 84 by rounding each number to the nearest 10: ______
- Estimate 75 + 85 by rounding each number to the nearest 10: ______