Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 53 + 75 by rounding each number to the nearest 10: ______
- Estimate 43 + 72 by rounding each number to the nearest 10: ______
- Estimate 41 − 54 by rounding each number to the nearest 10: ______
- Estimate 74 − 53 by rounding each number to the nearest 10: ______
- Estimate 31 + 57 by rounding each number to the nearest 10: ______
- Estimate 48 − 40 by rounding each number to the nearest 10: ______
- Estimate 54 − 71 by rounding each number to the nearest 10: ______
- Estimate 21 + 49 by rounding each number to the nearest 10: ______
- Estimate 86 − 33 by rounding each number to the nearest 10: ______
- Estimate 65 − 56 by rounding each number to the nearest 10: ______
- Estimate 62 + 82 by rounding each number to the nearest 10: ______
- Estimate 50 − 30 by rounding each number to the nearest 10: ______
- Estimate 74 − 25 by rounding each number to the nearest 10: ______
- Estimate 44 − 40 by rounding each number to the nearest 10: ______
- Estimate 31 − 42 by rounding each number to the nearest 10: ______
- Estimate 30 + 76 by rounding each number to the nearest 10: ______
- Estimate 76 + 69 by rounding each number to the nearest 10: ______
- Estimate 42 + 88 by rounding each number to the nearest 10: ______
- Estimate 82 + 34 by rounding each number to the nearest 10: ______
- Estimate 72 − 45 by rounding each number to the nearest 10: ______