Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 49 − 58 by rounding each number to the nearest 10: ______
- Estimate 66 + 45 by rounding each number to the nearest 10: ______
- Estimate 53 + 33 by rounding each number to the nearest 10: ______
- Estimate 28 + 77 by rounding each number to the nearest 10: ______
- Estimate 51 − 35 by rounding each number to the nearest 10: ______
- Estimate 64 + 46 by rounding each number to the nearest 10: ______
- Estimate 48 + 25 by rounding each number to the nearest 10: ______
- Estimate 48 + 52 by rounding each number to the nearest 10: ______
- Estimate 38 + 26 by rounding each number to the nearest 10: ______
- Estimate 52 − 43 by rounding each number to the nearest 10: ______
- Estimate 58 + 68 by rounding each number to the nearest 10: ______
- Estimate 71 + 41 by rounding each number to the nearest 10: ______
- Estimate 81 + 45 by rounding each number to the nearest 10: ______
- Estimate 46 − 63 by rounding each number to the nearest 10: ______
- Estimate 80 − 33 by rounding each number to the nearest 10: ______
- Estimate 81 − 73 by rounding each number to the nearest 10: ______
- Estimate 85 + 49 by rounding each number to the nearest 10: ______
- Estimate 39 + 49 by rounding each number to the nearest 10: ______
- Estimate 81 + 61 by rounding each number to the nearest 10: ______
- Estimate 34 + 36 by rounding each number to the nearest 10: ______