Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 54 − 68 by rounding each number to the nearest 10: ______
- Estimate 42 − 40 by rounding each number to the nearest 10: ______
- Estimate 76 − 88 by rounding each number to the nearest 10: ______
- Estimate 32 + 38 by rounding each number to the nearest 10: ______
- Estimate 52 − 29 by rounding each number to the nearest 10: ______
- Estimate 88 + 38 by rounding each number to the nearest 10: ______
- Estimate 46 + 52 by rounding each number to the nearest 10: ______
- Estimate 47 + 56 by rounding each number to the nearest 10: ______
- Estimate 26 − 43 by rounding each number to the nearest 10: ______
- Estimate 26 + 73 by rounding each number to the nearest 10: ______
- Estimate 32 − 41 by rounding each number to the nearest 10: ______
- Estimate 68 + 88 by rounding each number to the nearest 10: ______
- Estimate 61 + 70 by rounding each number to the nearest 10: ______
- Estimate 25 − 63 by rounding each number to the nearest 10: ______
- Estimate 76 + 61 by rounding each number to the nearest 10: ______
- Estimate 55 − 45 by rounding each number to the nearest 10: ______
- Estimate 25 − 61 by rounding each number to the nearest 10: ______
- Estimate 84 − 75 by rounding each number to the nearest 10: ______
- Estimate 89 + 38 by rounding each number to the nearest 10: ______
- Estimate 61 + 21 by rounding each number to the nearest 10: ______