Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 53 − 45 by rounding each number to the nearest 10: ______
- Estimate 80 + 43 by rounding each number to the nearest 10: ______
- Estimate 48 + 86 by rounding each number to the nearest 10: ______
- Estimate 36 − 27 by rounding each number to the nearest 10: ______
- Estimate 84 + 69 by rounding each number to the nearest 10: ______
- Estimate 53 − 62 by rounding each number to the nearest 10: ______
- Estimate 58 + 47 by rounding each number to the nearest 10: ______
- Estimate 74 + 46 by rounding each number to the nearest 10: ______
- Estimate 33 − 54 by rounding each number to the nearest 10: ______
- Estimate 70 + 31 by rounding each number to the nearest 10: ______
- Estimate 76 + 76 by rounding each number to the nearest 10: ______
- Estimate 39 − 51 by rounding each number to the nearest 10: ______
- Estimate 65 + 40 by rounding each number to the nearest 10: ______
- Estimate 74 − 35 by rounding each number to the nearest 10: ______
- Estimate 44 + 86 by rounding each number to the nearest 10: ______
- Estimate 58 − 87 by rounding each number to the nearest 10: ______
- Estimate 21 + 75 by rounding each number to the nearest 10: ______
- Estimate 51 + 41 by rounding each number to the nearest 10: ______
- Estimate 67 − 49 by rounding each number to the nearest 10: ______
- Estimate 72 − 47 by rounding each number to the nearest 10: ______