Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 39 + 66 by rounding each number to the nearest 10: ______
- Estimate 66 − 53 by rounding each number to the nearest 10: ______
- Estimate 47 − 32 by rounding each number to the nearest 10: ______
- Estimate 45 + 75 by rounding each number to the nearest 10: ______
- Estimate 70 + 58 by rounding each number to the nearest 10: ______
- Estimate 73 + 56 by rounding each number to the nearest 10: ______
- Estimate 40 − 44 by rounding each number to the nearest 10: ______
- Estimate 48 − 30 by rounding each number to the nearest 10: ______
- Estimate 82 − 88 by rounding each number to the nearest 10: ______
- Estimate 74 + 24 by rounding each number to the nearest 10: ______
- Estimate 67 − 39 by rounding each number to the nearest 10: ______
- Estimate 83 − 86 by rounding each number to the nearest 10: ______
- Estimate 53 − 62 by rounding each number to the nearest 10: ______
- Estimate 32 + 74 by rounding each number to the nearest 10: ______
- Estimate 48 + 80 by rounding each number to the nearest 10: ______
- Estimate 88 + 47 by rounding each number to the nearest 10: ______
- Estimate 62 − 55 by rounding each number to the nearest 10: ______
- Estimate 87 + 68 by rounding each number to the nearest 10: ______
- Estimate 49 + 41 by rounding each number to the nearest 10: ______
- Estimate 54 − 59 by rounding each number to the nearest 10: ______