Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 30 − 39 by rounding each number to the nearest 10: ______
- Estimate 55 + 54 by rounding each number to the nearest 10: ______
- Estimate 71 + 58 by rounding each number to the nearest 10: ______
- Estimate 57 + 44 by rounding each number to the nearest 10: ______
- Estimate 22 + 34 by rounding each number to the nearest 10: ______
- Estimate 43 − 51 by rounding each number to the nearest 10: ______
- Estimate 36 + 71 by rounding each number to the nearest 10: ______
- Estimate 23 − 26 by rounding each number to the nearest 10: ______
- Estimate 26 − 43 by rounding each number to the nearest 10: ______
- Estimate 58 − 56 by rounding each number to the nearest 10: ______
- Estimate 32 − 73 by rounding each number to the nearest 10: ______
- Estimate 53 − 84 by rounding each number to the nearest 10: ______
- Estimate 56 + 39 by rounding each number to the nearest 10: ______
- Estimate 87 − 53 by rounding each number to the nearest 10: ______
- Estimate 39 + 69 by rounding each number to the nearest 10: ______
- Estimate 28 + 82 by rounding each number to the nearest 10: ______
- Estimate 83 − 34 by rounding each number to the nearest 10: ______
- Estimate 33 + 35 by rounding each number to the nearest 10: ______
- Estimate 75 + 48 by rounding each number to the nearest 10: ______
- Estimate 85 − 63 by rounding each number to the nearest 10: ______