Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 77 − 81 by rounding each number to the nearest 10: ______
- Estimate 22 + 37 by rounding each number to the nearest 10: ______
- Estimate 53 + 39 by rounding each number to the nearest 10: ______
- Estimate 64 + 36 by rounding each number to the nearest 10: ______
- Estimate 22 − 77 by rounding each number to the nearest 10: ______
- Estimate 52 − 49 by rounding each number to the nearest 10: ______
- Estimate 87 − 62 by rounding each number to the nearest 10: ______
- Estimate 30 + 26 by rounding each number to the nearest 10: ______
- Estimate 49 + 62 by rounding each number to the nearest 10: ______
- Estimate 45 − 89 by rounding each number to the nearest 10: ______
- Estimate 47 − 47 by rounding each number to the nearest 10: ______
- Estimate 31 + 30 by rounding each number to the nearest 10: ______
- Estimate 43 + 66 by rounding each number to the nearest 10: ______
- Estimate 28 + 29 by rounding each number to the nearest 10: ______
- Estimate 39 + 87 by rounding each number to the nearest 10: ______
- Estimate 80 + 46 by rounding each number to the nearest 10: ______
- Estimate 76 + 68 by rounding each number to the nearest 10: ______
- Estimate 29 − 42 by rounding each number to the nearest 10: ______
- Estimate 26 + 65 by rounding each number to the nearest 10: ______
- Estimate 35 + 89 by rounding each number to the nearest 10: ______