Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 52 − 36 by rounding each number to the nearest 10: ______
- Estimate 46 + 47 by rounding each number to the nearest 10: ______
- Estimate 80 − 77 by rounding each number to the nearest 10: ______
- Estimate 48 + 76 by rounding each number to the nearest 10: ______
- Estimate 73 + 87 by rounding each number to the nearest 10: ______
- Estimate 35 − 73 by rounding each number to the nearest 10: ______
- Estimate 70 + 54 by rounding each number to the nearest 10: ______
- Estimate 53 + 38 by rounding each number to the nearest 10: ______
- Estimate 77 − 26 by rounding each number to the nearest 10: ______
- Estimate 26 + 47 by rounding each number to the nearest 10: ______
- Estimate 41 − 45 by rounding each number to the nearest 10: ______
- Estimate 25 + 50 by rounding each number to the nearest 10: ______
- Estimate 30 − 88 by rounding each number to the nearest 10: ______
- Estimate 72 − 66 by rounding each number to the nearest 10: ______
- Estimate 46 − 43 by rounding each number to the nearest 10: ______
- Estimate 38 − 48 by rounding each number to the nearest 10: ______
- Estimate 69 − 60 by rounding each number to the nearest 10: ______
- Estimate 45 − 78 by rounding each number to the nearest 10: ______
- Estimate 81 + 22 by rounding each number to the nearest 10: ______
- Estimate 79 + 44 by rounding each number to the nearest 10: ______