Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 47 + 49 by rounding each number to the nearest 10: ______
- Estimate 70 + 41 by rounding each number to the nearest 10: ______
- Estimate 40 + 54 by rounding each number to the nearest 10: ______
- Estimate 56 + 23 by rounding each number to the nearest 10: ______
- Estimate 75 − 33 by rounding each number to the nearest 10: ______
- Estimate 68 + 88 by rounding each number to the nearest 10: ______
- Estimate 29 + 63 by rounding each number to the nearest 10: ______
- Estimate 62 − 77 by rounding each number to the nearest 10: ______
- Estimate 26 − 29 by rounding each number to the nearest 10: ______
- Estimate 63 + 41 by rounding each number to the nearest 10: ______
- Estimate 29 − 28 by rounding each number to the nearest 10: ______
- Estimate 37 − 68 by rounding each number to the nearest 10: ______
- Estimate 32 + 28 by rounding each number to the nearest 10: ______
- Estimate 89 + 53 by rounding each number to the nearest 10: ______
- Estimate 75 − 69 by rounding each number to the nearest 10: ______
- Estimate 40 − 75 by rounding each number to the nearest 10: ______
- Estimate 74 + 33 by rounding each number to the nearest 10: ______
- Estimate 25 + 80 by rounding each number to the nearest 10: ______
- Estimate 87 − 31 by rounding each number to the nearest 10: ______
- Estimate 33 + 87 by rounding each number to the nearest 10: ______