Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 45 + 71 by rounding each number to the nearest 10: ______
- Estimate 46 − 74 by rounding each number to the nearest 10: ______
- Estimate 22 + 43 by rounding each number to the nearest 10: ______
- Estimate 29 + 39 by rounding each number to the nearest 10: ______
- Estimate 46 + 57 by rounding each number to the nearest 10: ______
- Estimate 89 − 32 by rounding each number to the nearest 10: ______
- Estimate 69 + 21 by rounding each number to the nearest 10: ______
- Estimate 87 + 22 by rounding each number to the nearest 10: ______
- Estimate 62 + 74 by rounding each number to the nearest 10: ______
- Estimate 64 + 80 by rounding each number to the nearest 10: ______
- Estimate 54 + 33 by rounding each number to the nearest 10: ______
- Estimate 77 + 52 by rounding each number to the nearest 10: ______
- Estimate 37 + 23 by rounding each number to the nearest 10: ______
- Estimate 35 − 30 by rounding each number to the nearest 10: ______
- Estimate 61 + 82 by rounding each number to the nearest 10: ______
- Estimate 24 + 25 by rounding each number to the nearest 10: ______
- Estimate 60 − 44 by rounding each number to the nearest 10: ______
- Estimate 74 + 70 by rounding each number to the nearest 10: ______
- Estimate 30 − 53 by rounding each number to the nearest 10: ______
- Estimate 44 − 77 by rounding each number to the nearest 10: ______