Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 34 + 77 by rounding each number to the nearest 10: ______
- Estimate 43 − 64 by rounding each number to the nearest 10: ______
- Estimate 72 + 57 by rounding each number to the nearest 10: ______
- Estimate 82 + 38 by rounding each number to the nearest 10: ______
- Estimate 46 + 69 by rounding each number to the nearest 10: ______
- Estimate 74 + 76 by rounding each number to the nearest 10: ______
- Estimate 81 − 59 by rounding each number to the nearest 10: ______
- Estimate 88 + 30 by rounding each number to the nearest 10: ______
- Estimate 40 − 69 by rounding each number to the nearest 10: ______
- Estimate 88 + 76 by rounding each number to the nearest 10: ______
- Estimate 41 + 27 by rounding each number to the nearest 10: ______
- Estimate 21 − 43 by rounding each number to the nearest 10: ______
- Estimate 89 + 35 by rounding each number to the nearest 10: ______
- Estimate 54 − 67 by rounding each number to the nearest 10: ______
- Estimate 59 − 34 by rounding each number to the nearest 10: ______
- Estimate 37 + 58 by rounding each number to the nearest 10: ______
- Estimate 27 + 76 by rounding each number to the nearest 10: ______
- Estimate 67 − 75 by rounding each number to the nearest 10: ______
- Estimate 55 − 89 by rounding each number to the nearest 10: ______
- Estimate 59 + 26 by rounding each number to the nearest 10: ______