Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 28 + 36 by rounding each number to the nearest 10: ______
- Estimate 45 − 36 by rounding each number to the nearest 10: ______
- Estimate 76 − 83 by rounding each number to the nearest 10: ______
- Estimate 85 + 25 by rounding each number to the nearest 10: ______
- Estimate 66 − 25 by rounding each number to the nearest 10: ______
- Estimate 41 − 47 by rounding each number to the nearest 10: ______
- Estimate 46 − 88 by rounding each number to the nearest 10: ______
- Estimate 88 + 75 by rounding each number to the nearest 10: ______
- Estimate 33 − 75 by rounding each number to the nearest 10: ______
- Estimate 65 − 63 by rounding each number to the nearest 10: ______
- Estimate 52 − 51 by rounding each number to the nearest 10: ______
- Estimate 80 + 77 by rounding each number to the nearest 10: ______
- Estimate 63 + 23 by rounding each number to the nearest 10: ______
- Estimate 55 + 24 by rounding each number to the nearest 10: ______
- Estimate 35 + 49 by rounding each number to the nearest 10: ______
- Estimate 23 − 42 by rounding each number to the nearest 10: ______
- Estimate 55 + 25 by rounding each number to the nearest 10: ______
- Estimate 88 − 25 by rounding each number to the nearest 10: ______
- Estimate 73 + 44 by rounding each number to the nearest 10: ______
- Estimate 51 − 64 by rounding each number to the nearest 10: ______