Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 26 + 27 by rounding each number to the nearest 10: ______
- Estimate 23 + 77 by rounding each number to the nearest 10: ______
- Estimate 56 − 33 by rounding each number to the nearest 10: ______
- Estimate 67 − 53 by rounding each number to the nearest 10: ______
- Estimate 63 − 22 by rounding each number to the nearest 10: ______
- Estimate 31 − 86 by rounding each number to the nearest 10: ______
- Estimate 73 − 82 by rounding each number to the nearest 10: ______
- Estimate 46 + 81 by rounding each number to the nearest 10: ______
- Estimate 23 + 59 by rounding each number to the nearest 10: ______
- Estimate 60 − 87 by rounding each number to the nearest 10: ______
- Estimate 56 + 57 by rounding each number to the nearest 10: ______
- Estimate 50 + 49 by rounding each number to the nearest 10: ______
- Estimate 36 + 54 by rounding each number to the nearest 10: ______
- Estimate 32 − 36 by rounding each number to the nearest 10: ______
- Estimate 57 − 86 by rounding each number to the nearest 10: ______
- Estimate 37 − 87 by rounding each number to the nearest 10: ______
- Estimate 56 + 55 by rounding each number to the nearest 10: ______
- Estimate 29 − 25 by rounding each number to the nearest 10: ______
- Estimate 48 + 75 by rounding each number to the nearest 10: ______
- Estimate 57 + 29 by rounding each number to the nearest 10: ______