Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 88 − 23 by rounding each number to the nearest 10: ______
- Estimate 33 − 38 by rounding each number to the nearest 10: ______
- Estimate 47 + 41 by rounding each number to the nearest 10: ______
- Estimate 40 − 32 by rounding each number to the nearest 10: ______
- Estimate 84 + 89 by rounding each number to the nearest 10: ______
- Estimate 26 + 39 by rounding each number to the nearest 10: ______
- Estimate 85 + 72 by rounding each number to the nearest 10: ______
- Estimate 79 − 26 by rounding each number to the nearest 10: ______
- Estimate 78 − 87 by rounding each number to the nearest 10: ______
- Estimate 42 − 23 by rounding each number to the nearest 10: ______
- Estimate 30 − 48 by rounding each number to the nearest 10: ______
- Estimate 53 + 26 by rounding each number to the nearest 10: ______
- Estimate 67 + 58 by rounding each number to the nearest 10: ______
- Estimate 55 − 39 by rounding each number to the nearest 10: ______
- Estimate 25 + 28 by rounding each number to the nearest 10: ______
- Estimate 35 + 76 by rounding each number to the nearest 10: ______
- Estimate 45 − 32 by rounding each number to the nearest 10: ______
- Estimate 61 + 36 by rounding each number to the nearest 10: ______
- Estimate 51 − 58 by rounding each number to the nearest 10: ______
- Estimate 41 − 52 by rounding each number to the nearest 10: ______