Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 29 + 42 by rounding each number to the nearest 10: ______
- Estimate 82 − 75 by rounding each number to the nearest 10: ______
- Estimate 66 + 80 by rounding each number to the nearest 10: ______
- Estimate 69 + 45 by rounding each number to the nearest 10: ______
- Estimate 26 − 33 by rounding each number to the nearest 10: ______
- Estimate 45 + 23 by rounding each number to the nearest 10: ______
- Estimate 59 + 25 by rounding each number to the nearest 10: ______
- Estimate 36 − 81 by rounding each number to the nearest 10: ______
- Estimate 71 − 73 by rounding each number to the nearest 10: ______
- Estimate 66 + 44 by rounding each number to the nearest 10: ______
- Estimate 74 + 47 by rounding each number to the nearest 10: ______
- Estimate 65 − 56 by rounding each number to the nearest 10: ______
- Estimate 49 + 33 by rounding each number to the nearest 10: ______
- Estimate 63 + 63 by rounding each number to the nearest 10: ______
- Estimate 40 + 85 by rounding each number to the nearest 10: ______
- Estimate 62 + 25 by rounding each number to the nearest 10: ______
- Estimate 44 − 76 by rounding each number to the nearest 10: ______
- Estimate 23 − 57 by rounding each number to the nearest 10: ______
- Estimate 82 + 47 by rounding each number to the nearest 10: ______
- Estimate 62 − 26 by rounding each number to the nearest 10: ______