Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 47 + 51 by rounding each number to the nearest 10: ______
- Estimate 82 + 84 by rounding each number to the nearest 10: ______
- Estimate 56 + 80 by rounding each number to the nearest 10: ______
- Estimate 80 + 80 by rounding each number to the nearest 10: ______
- Estimate 60 + 43 by rounding each number to the nearest 10: ______
- Estimate 34 + 61 by rounding each number to the nearest 10: ______
- Estimate 24 − 53 by rounding each number to the nearest 10: ______
- Estimate 82 − 70 by rounding each number to the nearest 10: ______
- Estimate 86 + 28 by rounding each number to the nearest 10: ______
- Estimate 79 + 56 by rounding each number to the nearest 10: ______
- Estimate 54 + 25 by rounding each number to the nearest 10: ______
- Estimate 59 + 77 by rounding each number to the nearest 10: ______
- Estimate 30 + 66 by rounding each number to the nearest 10: ______
- Estimate 25 + 38 by rounding each number to the nearest 10: ______
- Estimate 25 + 37 by rounding each number to the nearest 10: ______
- Estimate 50 + 72 by rounding each number to the nearest 10: ______
- Estimate 76 − 38 by rounding each number to the nearest 10: ______
- Estimate 33 + 61 by rounding each number to the nearest 10: ______
- Estimate 27 − 53 by rounding each number to the nearest 10: ______
- Estimate 73 + 66 by rounding each number to the nearest 10: ______