Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 42 + 30 by rounding each number to the nearest 10: ______
- Estimate 89 − 27 by rounding each number to the nearest 10: ______
- Estimate 49 + 60 by rounding each number to the nearest 10: ______
- Estimate 23 − 47 by rounding each number to the nearest 10: ______
- Estimate 67 − 25 by rounding each number to the nearest 10: ______
- Estimate 60 − 49 by rounding each number to the nearest 10: ______
- Estimate 58 + 35 by rounding each number to the nearest 10: ______
- Estimate 28 − 79 by rounding each number to the nearest 10: ______
- Estimate 55 + 72 by rounding each number to the nearest 10: ______
- Estimate 83 + 61 by rounding each number to the nearest 10: ______
- Estimate 53 + 50 by rounding each number to the nearest 10: ______
- Estimate 53 + 48 by rounding each number to the nearest 10: ______
- Estimate 40 − 53 by rounding each number to the nearest 10: ______
- Estimate 62 − 37 by rounding each number to the nearest 10: ______
- Estimate 80 − 48 by rounding each number to the nearest 10: ______
- Estimate 27 + 57 by rounding each number to the nearest 10: ______
- Estimate 61 − 62 by rounding each number to the nearest 10: ______
- Estimate 75 − 77 by rounding each number to the nearest 10: ______
- Estimate 54 − 46 by rounding each number to the nearest 10: ______
- Estimate 81 + 88 by rounding each number to the nearest 10: ______