Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 60 + 88 by rounding each number to the nearest 10: ______
- Estimate 49 − 44 by rounding each number to the nearest 10: ______
- Estimate 61 + 54 by rounding each number to the nearest 10: ______
- Estimate 30 + 38 by rounding each number to the nearest 10: ______
- Estimate 26 − 28 by rounding each number to the nearest 10: ______
- Estimate 72 + 61 by rounding each number to the nearest 10: ______
- Estimate 52 − 48 by rounding each number to the nearest 10: ______
- Estimate 61 − 33 by rounding each number to the nearest 10: ______
- Estimate 70 − 79 by rounding each number to the nearest 10: ______
- Estimate 68 − 23 by rounding each number to the nearest 10: ______
- Estimate 68 − 72 by rounding each number to the nearest 10: ______
- Estimate 59 + 81 by rounding each number to the nearest 10: ______
- Estimate 66 + 23 by rounding each number to the nearest 10: ______
- Estimate 42 + 74 by rounding each number to the nearest 10: ______
- Estimate 80 + 38 by rounding each number to the nearest 10: ______
- Estimate 54 − 54 by rounding each number to the nearest 10: ______
- Estimate 85 + 22 by rounding each number to the nearest 10: ______
- Estimate 28 + 40 by rounding each number to the nearest 10: ______
- Estimate 84 + 39 by rounding each number to the nearest 10: ______
- Estimate 82 + 84 by rounding each number to the nearest 10: ______