Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 68 − 27 by rounding each number to the nearest 10: ______
- Estimate 50 + 51 by rounding each number to the nearest 10: ______
- Estimate 49 − 70 by rounding each number to the nearest 10: ______
- Estimate 37 − 67 by rounding each number to the nearest 10: ______
- Estimate 82 − 48 by rounding each number to the nearest 10: ______
- Estimate 70 + 58 by rounding each number to the nearest 10: ______
- Estimate 36 + 71 by rounding each number to the nearest 10: ______
- Estimate 38 + 32 by rounding each number to the nearest 10: ______
- Estimate 30 − 40 by rounding each number to the nearest 10: ______
- Estimate 58 + 41 by rounding each number to the nearest 10: ______
- Estimate 75 − 65 by rounding each number to the nearest 10: ______
- Estimate 41 + 33 by rounding each number to the nearest 10: ______
- Estimate 23 + 28 by rounding each number to the nearest 10: ______
- Estimate 34 − 75 by rounding each number to the nearest 10: ______
- Estimate 52 + 39 by rounding each number to the nearest 10: ______
- Estimate 46 + 74 by rounding each number to the nearest 10: ______
- Estimate 65 − 69 by rounding each number to the nearest 10: ______
- Estimate 81 − 44 by rounding each number to the nearest 10: ______
- Estimate 28 − 29 by rounding each number to the nearest 10: ______
- Estimate 46 − 81 by rounding each number to the nearest 10: ______