Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 66 − 52 by rounding each number to the nearest 10: ______
- Estimate 86 + 73 by rounding each number to the nearest 10: ______
- Estimate 36 + 55 by rounding each number to the nearest 10: ______
- Estimate 27 − 32 by rounding each number to the nearest 10: ______
- Estimate 31 + 41 by rounding each number to the nearest 10: ______
- Estimate 84 + 32 by rounding each number to the nearest 10: ______
- Estimate 33 − 56 by rounding each number to the nearest 10: ______
- Estimate 74 − 47 by rounding each number to the nearest 10: ______
- Estimate 65 − 42 by rounding each number to the nearest 10: ______
- Estimate 82 − 43 by rounding each number to the nearest 10: ______
- Estimate 67 − 70 by rounding each number to the nearest 10: ______
- Estimate 83 + 67 by rounding each number to the nearest 10: ______
- Estimate 22 + 73 by rounding each number to the nearest 10: ______
- Estimate 70 + 41 by rounding each number to the nearest 10: ______
- Estimate 21 − 86 by rounding each number to the nearest 10: ______
- Estimate 57 + 70 by rounding each number to the nearest 10: ______
- Estimate 48 + 32 by rounding each number to the nearest 10: ______
- Estimate 30 − 35 by rounding each number to the nearest 10: ______
- Estimate 25 + 60 by rounding each number to the nearest 10: ______
- Estimate 39 − 86 by rounding each number to the nearest 10: ______