Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 88 + 26 by rounding each number to the nearest 10: ______
- Estimate 85 + 51 by rounding each number to the nearest 10: ______
- Estimate 37 + 22 by rounding each number to the nearest 10: ______
- Estimate 33 − 30 by rounding each number to the nearest 10: ______
- Estimate 39 + 23 by rounding each number to the nearest 10: ______
- Estimate 34 + 22 by rounding each number to the nearest 10: ______
- Estimate 59 + 44 by rounding each number to the nearest 10: ______
- Estimate 44 + 35 by rounding each number to the nearest 10: ______
- Estimate 23 + 26 by rounding each number to the nearest 10: ______
- Estimate 28 + 82 by rounding each number to the nearest 10: ______
- Estimate 53 − 32 by rounding each number to the nearest 10: ______
- Estimate 56 − 87 by rounding each number to the nearest 10: ______
- Estimate 65 + 26 by rounding each number to the nearest 10: ______
- Estimate 85 − 28 by rounding each number to the nearest 10: ______
- Estimate 39 + 56 by rounding each number to the nearest 10: ______
- Estimate 48 + 51 by rounding each number to the nearest 10: ______
- Estimate 31 + 61 by rounding each number to the nearest 10: ______
- Estimate 50 + 69 by rounding each number to the nearest 10: ______
- Estimate 33 − 62 by rounding each number to the nearest 10: ______
- Estimate 80 − 66 by rounding each number to the nearest 10: ______