Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 86 + 54 by rounding each number to the nearest 10: ______
- Estimate 61 − 48 by rounding each number to the nearest 10: ______
- Estimate 21 + 54 by rounding each number to the nearest 10: ______
- Estimate 51 − 25 by rounding each number to the nearest 10: ______
- Estimate 30 − 73 by rounding each number to the nearest 10: ______
- Estimate 33 − 56 by rounding each number to the nearest 10: ______
- Estimate 65 + 79 by rounding each number to the nearest 10: ______
- Estimate 78 − 59 by rounding each number to the nearest 10: ______
- Estimate 89 − 21 by rounding each number to the nearest 10: ______
- Estimate 74 − 46 by rounding each number to the nearest 10: ______
- Estimate 57 + 44 by rounding each number to the nearest 10: ______
- Estimate 57 − 57 by rounding each number to the nearest 10: ______
- Estimate 50 − 58 by rounding each number to the nearest 10: ______
- Estimate 34 + 75 by rounding each number to the nearest 10: ______
- Estimate 39 + 62 by rounding each number to the nearest 10: ______
- Estimate 39 + 22 by rounding each number to the nearest 10: ______
- Estimate 34 + 25 by rounding each number to the nearest 10: ______
- Estimate 85 − 67 by rounding each number to the nearest 10: ______
- Estimate 58 − 69 by rounding each number to the nearest 10: ______
- Estimate 33 − 50 by rounding each number to the nearest 10: ______