Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 53 + 43 by rounding each number to the nearest 10: ______
- Estimate 74 + 72 by rounding each number to the nearest 10: ______
- Estimate 50 + 27 by rounding each number to the nearest 10: ______
- Estimate 79 − 44 by rounding each number to the nearest 10: ______
- Estimate 47 + 33 by rounding each number to the nearest 10: ______
- Estimate 28 + 23 by rounding each number to the nearest 10: ______
- Estimate 72 + 44 by rounding each number to the nearest 10: ______
- Estimate 23 + 73 by rounding each number to the nearest 10: ______
- Estimate 83 − 37 by rounding each number to the nearest 10: ______
- Estimate 84 + 70 by rounding each number to the nearest 10: ______
- Estimate 85 − 49 by rounding each number to the nearest 10: ______
- Estimate 45 + 52 by rounding each number to the nearest 10: ______
- Estimate 22 + 44 by rounding each number to the nearest 10: ______
- Estimate 36 + 52 by rounding each number to the nearest 10: ______
- Estimate 30 + 25 by rounding each number to the nearest 10: ______
- Estimate 53 + 63 by rounding each number to the nearest 10: ______
- Estimate 80 + 64 by rounding each number to the nearest 10: ______
- Estimate 41 + 68 by rounding each number to the nearest 10: ______
- Estimate 61 + 66 by rounding each number to the nearest 10: ______
- Estimate 62 − 69 by rounding each number to the nearest 10: ______