Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 57 + 71 by rounding each number to the nearest 10: ______
- Estimate 28 + 34 by rounding each number to the nearest 10: ______
- Estimate 76 − 49 by rounding each number to the nearest 10: ______
- Estimate 76 + 32 by rounding each number to the nearest 10: ______
- Estimate 58 + 41 by rounding each number to the nearest 10: ______
- Estimate 44 − 41 by rounding each number to the nearest 10: ______
- Estimate 50 − 74 by rounding each number to the nearest 10: ______
- Estimate 53 + 34 by rounding each number to the nearest 10: ______
- Estimate 59 − 67 by rounding each number to the nearest 10: ______
- Estimate 29 + 48 by rounding each number to the nearest 10: ______
- Estimate 23 − 30 by rounding each number to the nearest 10: ______
- Estimate 55 − 32 by rounding each number to the nearest 10: ______
- Estimate 89 + 33 by rounding each number to the nearest 10: ______
- Estimate 85 + 79 by rounding each number to the nearest 10: ______
- Estimate 59 + 47 by rounding each number to the nearest 10: ______
- Estimate 65 − 84 by rounding each number to the nearest 10: ______
- Estimate 68 + 37 by rounding each number to the nearest 10: ______
- Estimate 76 + 76 by rounding each number to the nearest 10: ______
- Estimate 76 − 51 by rounding each number to the nearest 10: ______
- Estimate 27 − 64 by rounding each number to the nearest 10: ______