Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 75 + 62 by rounding each number to the nearest 10: ______
- Estimate 31 − 84 by rounding each number to the nearest 10: ______
- Estimate 24 − 50 by rounding each number to the nearest 10: ______
- Estimate 22 − 85 by rounding each number to the nearest 10: ______
- Estimate 33 + 36 by rounding each number to the nearest 10: ______
- Estimate 46 + 49 by rounding each number to the nearest 10: ______
- Estimate 59 − 67 by rounding each number to the nearest 10: ______
- Estimate 33 + 84 by rounding each number to the nearest 10: ______
- Estimate 39 − 42 by rounding each number to the nearest 10: ______
- Estimate 67 + 36 by rounding each number to the nearest 10: ______
- Estimate 55 + 47 by rounding each number to the nearest 10: ______
- Estimate 58 + 80 by rounding each number to the nearest 10: ______
- Estimate 89 + 21 by rounding each number to the nearest 10: ______
- Estimate 81 + 48 by rounding each number to the nearest 10: ______
- Estimate 42 + 35 by rounding each number to the nearest 10: ______
- Estimate 31 − 44 by rounding each number to the nearest 10: ______
- Estimate 23 − 63 by rounding each number to the nearest 10: ______
- Estimate 85 + 45 by rounding each number to the nearest 10: ______
- Estimate 31 − 64 by rounding each number to the nearest 10: ______
- Estimate 73 − 66 by rounding each number to the nearest 10: ______