Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 75 − 86 by rounding each number to the nearest 10: ______
- Estimate 80 − 57 by rounding each number to the nearest 10: ______
- Estimate 41 + 53 by rounding each number to the nearest 10: ______
- Estimate 47 + 67 by rounding each number to the nearest 10: ______
- Estimate 65 − 60 by rounding each number to the nearest 10: ______
- Estimate 68 + 36 by rounding each number to the nearest 10: ______
- Estimate 57 − 36 by rounding each number to the nearest 10: ______
- Estimate 29 + 87 by rounding each number to the nearest 10: ______
- Estimate 65 + 67 by rounding each number to the nearest 10: ______
- Estimate 45 + 77 by rounding each number to the nearest 10: ______
- Estimate 26 + 69 by rounding each number to the nearest 10: ______
- Estimate 61 + 49 by rounding each number to the nearest 10: ______
- Estimate 66 + 33 by rounding each number to the nearest 10: ______
- Estimate 72 + 38 by rounding each number to the nearest 10: ______
- Estimate 37 + 68 by rounding each number to the nearest 10: ______
- Estimate 54 + 46 by rounding each number to the nearest 10: ______
- Estimate 40 + 67 by rounding each number to the nearest 10: ______
- Estimate 32 + 70 by rounding each number to the nearest 10: ______
- Estimate 73 − 33 by rounding each number to the nearest 10: ______
- Estimate 78 + 34 by rounding each number to the nearest 10: ______