Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 83 − 60 by rounding each number to the nearest 10: ______
- Estimate 80 + 63 by rounding each number to the nearest 10: ______
- Estimate 54 − 46 by rounding each number to the nearest 10: ______
- Estimate 35 − 78 by rounding each number to the nearest 10: ______
- Estimate 22 − 34 by rounding each number to the nearest 10: ______
- Estimate 45 + 29 by rounding each number to the nearest 10: ______
- Estimate 73 + 62 by rounding each number to the nearest 10: ______
- Estimate 84 + 75 by rounding each number to the nearest 10: ______
- Estimate 78 + 80 by rounding each number to the nearest 10: ______
- Estimate 70 + 54 by rounding each number to the nearest 10: ______
- Estimate 43 − 72 by rounding each number to the nearest 10: ______
- Estimate 79 − 40 by rounding each number to the nearest 10: ______
- Estimate 34 + 55 by rounding each number to the nearest 10: ______
- Estimate 24 − 61 by rounding each number to the nearest 10: ______
- Estimate 54 + 69 by rounding each number to the nearest 10: ______
- Estimate 50 − 27 by rounding each number to the nearest 10: ______
- Estimate 45 − 24 by rounding each number to the nearest 10: ______
- Estimate 89 − 52 by rounding each number to the nearest 10: ______
- Estimate 84 − 51 by rounding each number to the nearest 10: ______
- Estimate 37 + 79 by rounding each number to the nearest 10: ______