Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 71 − 88 by rounding each number to the nearest 10: ______
- Estimate 48 + 54 by rounding each number to the nearest 10: ______
- Estimate 85 + 62 by rounding each number to the nearest 10: ______
- Estimate 24 + 75 by rounding each number to the nearest 10: ______
- Estimate 83 − 41 by rounding each number to the nearest 10: ______
- Estimate 55 + 81 by rounding each number to the nearest 10: ______
- Estimate 37 + 25 by rounding each number to the nearest 10: ______
- Estimate 42 + 72 by rounding each number to the nearest 10: ______
- Estimate 66 − 46 by rounding each number to the nearest 10: ______
- Estimate 31 + 68 by rounding each number to the nearest 10: ______
- Estimate 40 + 24 by rounding each number to the nearest 10: ______
- Estimate 60 − 68 by rounding each number to the nearest 10: ______
- Estimate 49 − 27 by rounding each number to the nearest 10: ______
- Estimate 69 − 69 by rounding each number to the nearest 10: ______
- Estimate 75 + 21 by rounding each number to the nearest 10: ______
- Estimate 47 + 65 by rounding each number to the nearest 10: ______
- Estimate 68 − 83 by rounding each number to the nearest 10: ______
- Estimate 56 − 59 by rounding each number to the nearest 10: ______
- Estimate 31 − 69 by rounding each number to the nearest 10: ______
- Estimate 54 + 33 by rounding each number to the nearest 10: ______