Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 52 + 54 by rounding each number to the nearest 10: ______
- Estimate 85 − 88 by rounding each number to the nearest 10: ______
- Estimate 87 − 63 by rounding each number to the nearest 10: ______
- Estimate 30 − 23 by rounding each number to the nearest 10: ______
- Estimate 65 + 47 by rounding each number to the nearest 10: ______
- Estimate 84 − 31 by rounding each number to the nearest 10: ______
- Estimate 48 − 25 by rounding each number to the nearest 10: ______
- Estimate 51 − 30 by rounding each number to the nearest 10: ______
- Estimate 41 − 37 by rounding each number to the nearest 10: ______
- Estimate 52 + 45 by rounding each number to the nearest 10: ______
- Estimate 77 + 67 by rounding each number to the nearest 10: ______
- Estimate 49 + 69 by rounding each number to the nearest 10: ______
- Estimate 77 − 52 by rounding each number to the nearest 10: ______
- Estimate 75 + 42 by rounding each number to the nearest 10: ______
- Estimate 54 + 77 by rounding each number to the nearest 10: ______
- Estimate 47 − 52 by rounding each number to the nearest 10: ______
- Estimate 33 + 54 by rounding each number to the nearest 10: ______
- Estimate 27 + 42 by rounding each number to the nearest 10: ______
- Estimate 47 − 61 by rounding each number to the nearest 10: ______
- Estimate 51 − 26 by rounding each number to the nearest 10: ______