Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 29 + 69 by rounding each number to the nearest 10: ______
- Estimate 53 + 21 by rounding each number to the nearest 10: ______
- Estimate 43 + 40 by rounding each number to the nearest 10: ______
- Estimate 25 + 38 by rounding each number to the nearest 10: ______
- Estimate 47 − 56 by rounding each number to the nearest 10: ______
- Estimate 84 + 38 by rounding each number to the nearest 10: ______
- Estimate 87 + 50 by rounding each number to the nearest 10: ______
- Estimate 48 − 68 by rounding each number to the nearest 10: ______
- Estimate 35 + 51 by rounding each number to the nearest 10: ______
- Estimate 65 − 66 by rounding each number to the nearest 10: ______
- Estimate 67 − 53 by rounding each number to the nearest 10: ______
- Estimate 77 − 39 by rounding each number to the nearest 10: ______
- Estimate 42 + 28 by rounding each number to the nearest 10: ______
- Estimate 22 + 26 by rounding each number to the nearest 10: ______
- Estimate 59 + 75 by rounding each number to the nearest 10: ______
- Estimate 69 + 56 by rounding each number to the nearest 10: ______
- Estimate 82 − 52 by rounding each number to the nearest 10: ______
- Estimate 78 − 36 by rounding each number to the nearest 10: ______
- Estimate 38 − 27 by rounding each number to the nearest 10: ______
- Estimate 43 − 29 by rounding each number to the nearest 10: ______