Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 80 + 73 by rounding each number to the nearest 10: ______
- Estimate 82 + 70 by rounding each number to the nearest 10: ______
- Estimate 60 − 72 by rounding each number to the nearest 10: ______
- Estimate 67 − 78 by rounding each number to the nearest 10: ______
- Estimate 44 + 25 by rounding each number to the nearest 10: ______
- Estimate 37 + 73 by rounding each number to the nearest 10: ______
- Estimate 34 − 49 by rounding each number to the nearest 10: ______
- Estimate 88 − 38 by rounding each number to the nearest 10: ______
- Estimate 27 + 48 by rounding each number to the nearest 10: ______
- Estimate 37 + 84 by rounding each number to the nearest 10: ______
- Estimate 58 − 53 by rounding each number to the nearest 10: ______
- Estimate 67 + 72 by rounding each number to the nearest 10: ______
- Estimate 22 + 81 by rounding each number to the nearest 10: ______
- Estimate 89 + 71 by rounding each number to the nearest 10: ______
- Estimate 37 + 23 by rounding each number to the nearest 10: ______
- Estimate 33 + 49 by rounding each number to the nearest 10: ______
- Estimate 39 + 32 by rounding each number to the nearest 10: ______
- Estimate 39 − 72 by rounding each number to the nearest 10: ______
- Estimate 39 − 38 by rounding each number to the nearest 10: ______
- Estimate 35 + 83 by rounding each number to the nearest 10: ______