Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 54 + 79 by rounding each number to the nearest 10: ______
- Estimate 70 − 87 by rounding each number to the nearest 10: ______
- Estimate 32 + 75 by rounding each number to the nearest 10: ______
- Estimate 70 − 49 by rounding each number to the nearest 10: ______
- Estimate 87 + 89 by rounding each number to the nearest 10: ______
- Estimate 74 + 22 by rounding each number to the nearest 10: ______
- Estimate 73 + 54 by rounding each number to the nearest 10: ______
- Estimate 53 − 67 by rounding each number to the nearest 10: ______
- Estimate 56 + 25 by rounding each number to the nearest 10: ______
- Estimate 46 + 36 by rounding each number to the nearest 10: ______
- Estimate 27 − 65 by rounding each number to the nearest 10: ______
- Estimate 88 + 46 by rounding each number to the nearest 10: ______
- Estimate 21 − 46 by rounding each number to the nearest 10: ______
- Estimate 58 + 51 by rounding each number to the nearest 10: ______
- Estimate 68 + 54 by rounding each number to the nearest 10: ______
- Estimate 70 + 89 by rounding each number to the nearest 10: ______
- Estimate 87 + 72 by rounding each number to the nearest 10: ______
- Estimate 68 + 59 by rounding each number to the nearest 10: ______
- Estimate 51 + 31 by rounding each number to the nearest 10: ______
- Estimate 52 − 47 by rounding each number to the nearest 10: ______