Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 85 − 50 by rounding each number to the nearest 10: ______
- Estimate 63 + 58 by rounding each number to the nearest 10: ______
- Estimate 29 − 71 by rounding each number to the nearest 10: ______
- Estimate 70 − 54 by rounding each number to the nearest 10: ______
- Estimate 28 + 38 by rounding each number to the nearest 10: ______
- Estimate 80 + 54 by rounding each number to the nearest 10: ______
- Estimate 40 + 70 by rounding each number to the nearest 10: ______
- Estimate 84 − 35 by rounding each number to the nearest 10: ______
- Estimate 84 − 34 by rounding each number to the nearest 10: ______
- Estimate 28 − 39 by rounding each number to the nearest 10: ______
- Estimate 60 − 48 by rounding each number to the nearest 10: ______
- Estimate 63 + 24 by rounding each number to the nearest 10: ______
- Estimate 52 − 70 by rounding each number to the nearest 10: ______
- Estimate 32 + 25 by rounding each number to the nearest 10: ______
- Estimate 21 + 27 by rounding each number to the nearest 10: ______
- Estimate 62 − 84 by rounding each number to the nearest 10: ______
- Estimate 22 + 53 by rounding each number to the nearest 10: ______
- Estimate 74 − 71 by rounding each number to the nearest 10: ______
- Estimate 58 + 45 by rounding each number to the nearest 10: ______
- Estimate 73 − 38 by rounding each number to the nearest 10: ______