Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 32 + 48 by rounding each number to the nearest 10: ______
- Estimate 78 + 77 by rounding each number to the nearest 10: ______
- Estimate 60 + 83 by rounding each number to the nearest 10: ______
- Estimate 32 − 53 by rounding each number to the nearest 10: ______
- Estimate 46 + 84 by rounding each number to the nearest 10: ______
- Estimate 86 + 23 by rounding each number to the nearest 10: ______
- Estimate 67 − 48 by rounding each number to the nearest 10: ______
- Estimate 38 + 27 by rounding each number to the nearest 10: ______
- Estimate 67 − 72 by rounding each number to the nearest 10: ______
- Estimate 42 − 25 by rounding each number to the nearest 10: ______
- Estimate 78 + 21 by rounding each number to the nearest 10: ______
- Estimate 35 − 89 by rounding each number to the nearest 10: ______
- Estimate 77 − 76 by rounding each number to the nearest 10: ______
- Estimate 89 − 60 by rounding each number to the nearest 10: ______
- Estimate 76 − 46 by rounding each number to the nearest 10: ______
- Estimate 44 + 56 by rounding each number to the nearest 10: ______
- Estimate 63 + 69 by rounding each number to the nearest 10: ______
- Estimate 63 − 59 by rounding each number to the nearest 10: ______
- Estimate 29 − 31 by rounding each number to the nearest 10: ______
- Estimate 52 + 25 by rounding each number to the nearest 10: ______