Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 76 + 84 by rounding each number to the nearest 10: ______
- Estimate 52 − 56 by rounding each number to the nearest 10: ______
- Estimate 65 − 71 by rounding each number to the nearest 10: ______
- Estimate 25 + 55 by rounding each number to the nearest 10: ______
- Estimate 54 + 79 by rounding each number to the nearest 10: ______
- Estimate 43 + 45 by rounding each number to the nearest 10: ______
- Estimate 74 − 34 by rounding each number to the nearest 10: ______
- Estimate 30 + 46 by rounding each number to the nearest 10: ______
- Estimate 77 + 22 by rounding each number to the nearest 10: ______
- Estimate 43 + 64 by rounding each number to the nearest 10: ______
- Estimate 86 + 55 by rounding each number to the nearest 10: ______
- Estimate 52 − 78 by rounding each number to the nearest 10: ______
- Estimate 56 + 35 by rounding each number to the nearest 10: ______
- Estimate 31 + 31 by rounding each number to the nearest 10: ______
- Estimate 66 + 59 by rounding each number to the nearest 10: ______
- Estimate 86 + 33 by rounding each number to the nearest 10: ______
- Estimate 70 − 50 by rounding each number to the nearest 10: ______
- Estimate 62 + 31 by rounding each number to the nearest 10: ______
- Estimate 53 + 52 by rounding each number to the nearest 10: ______
- Estimate 54 − 40 by rounding each number to the nearest 10: ______