Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 26 − 80 by rounding each number to the nearest 10: ______
- Estimate 23 − 63 by rounding each number to the nearest 10: ______
- Estimate 62 − 23 by rounding each number to the nearest 10: ______
- Estimate 53 + 67 by rounding each number to the nearest 10: ______
- Estimate 52 + 30 by rounding each number to the nearest 10: ______
- Estimate 58 + 37 by rounding each number to the nearest 10: ______
- Estimate 52 − 45 by rounding each number to the nearest 10: ______
- Estimate 48 + 42 by rounding each number to the nearest 10: ______
- Estimate 79 − 66 by rounding each number to the nearest 10: ______
- Estimate 21 − 23 by rounding each number to the nearest 10: ______
- Estimate 84 − 80 by rounding each number to the nearest 10: ______
- Estimate 63 + 62 by rounding each number to the nearest 10: ______
- Estimate 54 − 29 by rounding each number to the nearest 10: ______
- Estimate 41 + 88 by rounding each number to the nearest 10: ______
- Estimate 76 + 70 by rounding each number to the nearest 10: ______
- Estimate 54 − 78 by rounding each number to the nearest 10: ______
- Estimate 74 − 67 by rounding each number to the nearest 10: ______
- Estimate 38 + 52 by rounding each number to the nearest 10: ______
- Estimate 27 − 47 by rounding each number to the nearest 10: ______
- Estimate 28 − 39 by rounding each number to the nearest 10: ______