Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 83 + 74 by rounding each number to the nearest 10: ______
- Estimate 68 + 62 by rounding each number to the nearest 10: ______
- Estimate 50 + 85 by rounding each number to the nearest 10: ______
- Estimate 33 − 50 by rounding each number to the nearest 10: ______
- Estimate 86 − 65 by rounding each number to the nearest 10: ______
- Estimate 51 − 22 by rounding each number to the nearest 10: ______
- Estimate 23 + 54 by rounding each number to the nearest 10: ______
- Estimate 66 + 69 by rounding each number to the nearest 10: ______
- Estimate 38 + 75 by rounding each number to the nearest 10: ______
- Estimate 22 + 49 by rounding each number to the nearest 10: ______
- Estimate 37 − 50 by rounding each number to the nearest 10: ______
- Estimate 41 − 52 by rounding each number to the nearest 10: ______
- Estimate 89 + 69 by rounding each number to the nearest 10: ______
- Estimate 47 + 60 by rounding each number to the nearest 10: ______
- Estimate 66 − 43 by rounding each number to the nearest 10: ______
- Estimate 28 − 88 by rounding each number to the nearest 10: ______
- Estimate 88 + 24 by rounding each number to the nearest 10: ______
- Estimate 55 + 41 by rounding each number to the nearest 10: ______
- Estimate 73 + 58 by rounding each number to the nearest 10: ______
- Estimate 33 + 45 by rounding each number to the nearest 10: ______