Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 36 + 40 by rounding each number to the nearest 10: ______
- Estimate 36 + 30 by rounding each number to the nearest 10: ______
- Estimate 43 − 88 by rounding each number to the nearest 10: ______
- Estimate 58 − 70 by rounding each number to the nearest 10: ______
- Estimate 56 + 25 by rounding each number to the nearest 10: ______
- Estimate 21 + 57 by rounding each number to the nearest 10: ______
- Estimate 56 − 74 by rounding each number to the nearest 10: ______
- Estimate 55 − 48 by rounding each number to the nearest 10: ______
- Estimate 32 − 38 by rounding each number to the nearest 10: ______
- Estimate 82 + 74 by rounding each number to the nearest 10: ______
- Estimate 80 + 56 by rounding each number to the nearest 10: ______
- Estimate 30 + 41 by rounding each number to the nearest 10: ______
- Estimate 26 − 69 by rounding each number to the nearest 10: ______
- Estimate 57 + 46 by rounding each number to the nearest 10: ______
- Estimate 59 + 28 by rounding each number to the nearest 10: ______
- Estimate 22 − 21 by rounding each number to the nearest 10: ______
- Estimate 31 − 35 by rounding each number to the nearest 10: ______
- Estimate 36 + 76 by rounding each number to the nearest 10: ______
- Estimate 76 + 47 by rounding each number to the nearest 10: ______
- Estimate 47 + 80 by rounding each number to the nearest 10: ______