Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 43 + 33 by rounding each number to the nearest 10: ______
- Estimate 47 − 57 by rounding each number to the nearest 10: ______
- Estimate 89 − 21 by rounding each number to the nearest 10: ______
- Estimate 69 − 40 by rounding each number to the nearest 10: ______
- Estimate 58 + 29 by rounding each number to the nearest 10: ______
- Estimate 64 − 78 by rounding each number to the nearest 10: ______
- Estimate 83 + 33 by rounding each number to the nearest 10: ______
- Estimate 74 − 84 by rounding each number to the nearest 10: ______
- Estimate 55 − 33 by rounding each number to the nearest 10: ______
- Estimate 52 − 21 by rounding each number to the nearest 10: ______
- Estimate 32 + 21 by rounding each number to the nearest 10: ______
- Estimate 69 + 36 by rounding each number to the nearest 10: ______
- Estimate 31 − 21 by rounding each number to the nearest 10: ______
- Estimate 85 + 50 by rounding each number to the nearest 10: ______
- Estimate 50 + 37 by rounding each number to the nearest 10: ______
- Estimate 69 + 60 by rounding each number to the nearest 10: ______
- Estimate 68 − 36 by rounding each number to the nearest 10: ______
- Estimate 82 − 47 by rounding each number to the nearest 10: ______
- Estimate 35 + 34 by rounding each number to the nearest 10: ______
- Estimate 56 − 43 by rounding each number to the nearest 10: ______