Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 56 − 66 by rounding each number to the nearest 10: ______
- Estimate 54 − 88 by rounding each number to the nearest 10: ______
- Estimate 24 + 58 by rounding each number to the nearest 10: ______
- Estimate 39 − 21 by rounding each number to the nearest 10: ______
- Estimate 35 − 77 by rounding each number to the nearest 10: ______
- Estimate 83 + 25 by rounding each number to the nearest 10: ______
- Estimate 31 + 22 by rounding each number to the nearest 10: ______
- Estimate 24 − 26 by rounding each number to the nearest 10: ______
- Estimate 64 − 60 by rounding each number to the nearest 10: ______
- Estimate 60 + 23 by rounding each number to the nearest 10: ______
- Estimate 31 + 31 by rounding each number to the nearest 10: ______
- Estimate 85 + 31 by rounding each number to the nearest 10: ______
- Estimate 27 + 74 by rounding each number to the nearest 10: ______
- Estimate 24 − 43 by rounding each number to the nearest 10: ______
- Estimate 33 − 84 by rounding each number to the nearest 10: ______
- Estimate 49 − 51 by rounding each number to the nearest 10: ______
- Estimate 83 + 21 by rounding each number to the nearest 10: ______
- Estimate 84 + 58 by rounding each number to the nearest 10: ______
- Estimate 43 + 56 by rounding each number to the nearest 10: ______
- Estimate 56 + 44 by rounding each number to the nearest 10: ______