Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 39 − 53 by rounding each number to the nearest 10: ______
- Estimate 56 − 30 by rounding each number to the nearest 10: ______
- Estimate 45 − 69 by rounding each number to the nearest 10: ______
- Estimate 87 − 31 by rounding each number to the nearest 10: ______
- Estimate 34 − 57 by rounding each number to the nearest 10: ______
- Estimate 56 + 22 by rounding each number to the nearest 10: ______
- Estimate 51 + 47 by rounding each number to the nearest 10: ______
- Estimate 58 − 54 by rounding each number to the nearest 10: ______
- Estimate 33 − 24 by rounding each number to the nearest 10: ______
- Estimate 82 − 64 by rounding each number to the nearest 10: ______
- Estimate 76 − 86 by rounding each number to the nearest 10: ______
- Estimate 34 + 77 by rounding each number to the nearest 10: ______
- Estimate 24 + 33 by rounding each number to the nearest 10: ______
- Estimate 63 + 37 by rounding each number to the nearest 10: ______
- Estimate 21 − 47 by rounding each number to the nearest 10: ______
- Estimate 66 + 53 by rounding each number to the nearest 10: ______
- Estimate 41 + 46 by rounding each number to the nearest 10: ______
- Estimate 66 − 72 by rounding each number to the nearest 10: ______
- Estimate 72 + 66 by rounding each number to the nearest 10: ______
- Estimate 67 + 77 by rounding each number to the nearest 10: ______