Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 52 + 25 by rounding each number to the nearest 10: ______
- Estimate 37 − 83 by rounding each number to the nearest 10: ______
- Estimate 71 + 63 by rounding each number to the nearest 10: ______
- Estimate 80 − 89 by rounding each number to the nearest 10: ______
- Estimate 32 − 82 by rounding each number to the nearest 10: ______
- Estimate 38 + 84 by rounding each number to the nearest 10: ______
- Estimate 42 − 70 by rounding each number to the nearest 10: ______
- Estimate 82 − 77 by rounding each number to the nearest 10: ______
- Estimate 21 + 51 by rounding each number to the nearest 10: ______
- Estimate 49 − 88 by rounding each number to the nearest 10: ______
- Estimate 42 + 67 by rounding each number to the nearest 10: ______
- Estimate 88 − 64 by rounding each number to the nearest 10: ______
- Estimate 80 + 40 by rounding each number to the nearest 10: ______
- Estimate 37 + 89 by rounding each number to the nearest 10: ______
- Estimate 89 + 76 by rounding each number to the nearest 10: ______
- Estimate 61 − 58 by rounding each number to the nearest 10: ______
- Estimate 87 − 29 by rounding each number to the nearest 10: ______
- Estimate 39 − 65 by rounding each number to the nearest 10: ______
- Estimate 51 + 53 by rounding each number to the nearest 10: ______
- Estimate 45 + 83 by rounding each number to the nearest 10: ______