Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 66 − 22 by rounding each number to the nearest 10: ______
- Estimate 38 − 62 by rounding each number to the nearest 10: ______
- Estimate 59 − 42 by rounding each number to the nearest 10: ______
- Estimate 73 + 49 by rounding each number to the nearest 10: ______
- Estimate 27 − 28 by rounding each number to the nearest 10: ______
- Estimate 59 − 32 by rounding each number to the nearest 10: ______
- Estimate 38 + 49 by rounding each number to the nearest 10: ______
- Estimate 79 + 30 by rounding each number to the nearest 10: ______
- Estimate 49 + 29 by rounding each number to the nearest 10: ______
- Estimate 32 + 51 by rounding each number to the nearest 10: ______
- Estimate 54 + 78 by rounding each number to the nearest 10: ______
- Estimate 84 − 44 by rounding each number to the nearest 10: ______
- Estimate 44 − 55 by rounding each number to the nearest 10: ______
- Estimate 33 + 59 by rounding each number to the nearest 10: ______
- Estimate 38 + 25 by rounding each number to the nearest 10: ______
- Estimate 78 − 22 by rounding each number to the nearest 10: ______
- Estimate 43 − 35 by rounding each number to the nearest 10: ______
- Estimate 53 − 24 by rounding each number to the nearest 10: ______
- Estimate 48 + 60 by rounding each number to the nearest 10: ______
- Estimate 87 + 77 by rounding each number to the nearest 10: ______