Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 45 − 66 by rounding each number to the nearest 10: ______
- Estimate 68 − 72 by rounding each number to the nearest 10: ______
- Estimate 55 + 36 by rounding each number to the nearest 10: ______
- Estimate 44 + 62 by rounding each number to the nearest 10: ______
- Estimate 49 − 49 by rounding each number to the nearest 10: ______
- Estimate 28 − 33 by rounding each number to the nearest 10: ______
- Estimate 23 − 72 by rounding each number to the nearest 10: ______
- Estimate 48 − 36 by rounding each number to the nearest 10: ______
- Estimate 74 − 45 by rounding each number to the nearest 10: ______
- Estimate 46 + 41 by rounding each number to the nearest 10: ______
- Estimate 58 + 44 by rounding each number to the nearest 10: ______
- Estimate 50 + 49 by rounding each number to the nearest 10: ______
- Estimate 74 − 89 by rounding each number to the nearest 10: ______
- Estimate 37 − 28 by rounding each number to the nearest 10: ______
- Estimate 40 + 65 by rounding each number to the nearest 10: ______
- Estimate 61 + 62 by rounding each number to the nearest 10: ______
- Estimate 33 − 66 by rounding each number to the nearest 10: ______
- Estimate 83 − 31 by rounding each number to the nearest 10: ______
- Estimate 80 − 74 by rounding each number to the nearest 10: ______
- Estimate 33 + 42 by rounding each number to the nearest 10: ______