Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 66 + 50 by rounding each number to the nearest 10: ______
- Estimate 73 + 51 by rounding each number to the nearest 10: ______
- Estimate 55 + 48 by rounding each number to the nearest 10: ______
- Estimate 34 − 39 by rounding each number to the nearest 10: ______
- Estimate 63 − 56 by rounding each number to the nearest 10: ______
- Estimate 24 + 46 by rounding each number to the nearest 10: ______
- Estimate 41 − 55 by rounding each number to the nearest 10: ______
- Estimate 69 − 82 by rounding each number to the nearest 10: ______
- Estimate 40 − 77 by rounding each number to the nearest 10: ______
- Estimate 54 + 26 by rounding each number to the nearest 10: ______
- Estimate 30 + 86 by rounding each number to the nearest 10: ______
- Estimate 34 − 79 by rounding each number to the nearest 10: ______
- Estimate 29 − 29 by rounding each number to the nearest 10: ______
- Estimate 70 + 47 by rounding each number to the nearest 10: ______
- Estimate 79 − 85 by rounding each number to the nearest 10: ______
- Estimate 42 − 78 by rounding each number to the nearest 10: ______
- Estimate 55 + 71 by rounding each number to the nearest 10: ______
- Estimate 40 + 61 by rounding each number to the nearest 10: ______
- Estimate 42 − 53 by rounding each number to the nearest 10: ______
- Estimate 77 + 74 by rounding each number to the nearest 10: ______