Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 87 + 63 by rounding each number to the nearest 10: ______
- Estimate 28 − 76 by rounding each number to the nearest 10: ______
- Estimate 27 − 45 by rounding each number to the nearest 10: ______
- Estimate 34 + 44 by rounding each number to the nearest 10: ______
- Estimate 82 + 47 by rounding each number to the nearest 10: ______
- Estimate 73 − 62 by rounding each number to the nearest 10: ______
- Estimate 47 − 77 by rounding each number to the nearest 10: ______
- Estimate 29 + 76 by rounding each number to the nearest 10: ______
- Estimate 47 − 52 by rounding each number to the nearest 10: ______
- Estimate 49 + 43 by rounding each number to the nearest 10: ______
- Estimate 52 − 33 by rounding each number to the nearest 10: ______
- Estimate 25 + 85 by rounding each number to the nearest 10: ______
- Estimate 41 + 58 by rounding each number to the nearest 10: ______
- Estimate 35 + 32 by rounding each number to the nearest 10: ______
- Estimate 70 − 83 by rounding each number to the nearest 10: ______
- Estimate 29 + 29 by rounding each number to the nearest 10: ______
- Estimate 44 − 54 by rounding each number to the nearest 10: ______
- Estimate 37 − 27 by rounding each number to the nearest 10: ______
- Estimate 63 + 24 by rounding each number to the nearest 10: ______
- Estimate 62 − 30 by rounding each number to the nearest 10: ______