Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 84 + 29 by rounding each number to the nearest 10: ______
- Estimate 62 − 49 by rounding each number to the nearest 10: ______
- Estimate 32 − 45 by rounding each number to the nearest 10: ______
- Estimate 64 + 34 by rounding each number to the nearest 10: ______
- Estimate 47 + 73 by rounding each number to the nearest 10: ______
- Estimate 22 + 61 by rounding each number to the nearest 10: ______
- Estimate 66 − 72 by rounding each number to the nearest 10: ______
- Estimate 81 + 67 by rounding each number to the nearest 10: ______
- Estimate 80 − 55 by rounding each number to the nearest 10: ______
- Estimate 85 + 47 by rounding each number to the nearest 10: ______
- Estimate 43 + 50 by rounding each number to the nearest 10: ______
- Estimate 62 + 73 by rounding each number to the nearest 10: ______
- Estimate 77 − 78 by rounding each number to the nearest 10: ______
- Estimate 34 + 74 by rounding each number to the nearest 10: ______
- Estimate 34 + 44 by rounding each number to the nearest 10: ______
- Estimate 52 − 74 by rounding each number to the nearest 10: ______
- Estimate 45 + 31 by rounding each number to the nearest 10: ______
- Estimate 75 − 59 by rounding each number to the nearest 10: ______
- Estimate 28 + 61 by rounding each number to the nearest 10: ______
- Estimate 50 − 27 by rounding each number to the nearest 10: ______