Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 27 + 51 by rounding each number to the nearest 10: ______
- Estimate 80 − 26 by rounding each number to the nearest 10: ______
- Estimate 60 − 88 by rounding each number to the nearest 10: ______
- Estimate 29 + 64 by rounding each number to the nearest 10: ______
- Estimate 39 + 56 by rounding each number to the nearest 10: ______
- Estimate 36 + 43 by rounding each number to the nearest 10: ______
- Estimate 43 − 88 by rounding each number to the nearest 10: ______
- Estimate 44 − 26 by rounding each number to the nearest 10: ______
- Estimate 60 − 80 by rounding each number to the nearest 10: ______
- Estimate 66 − 21 by rounding each number to the nearest 10: ______
- Estimate 72 − 70 by rounding each number to the nearest 10: ______
- Estimate 25 − 26 by rounding each number to the nearest 10: ______
- Estimate 57 − 55 by rounding each number to the nearest 10: ______
- Estimate 48 − 34 by rounding each number to the nearest 10: ______
- Estimate 82 − 73 by rounding each number to the nearest 10: ______
- Estimate 73 + 85 by rounding each number to the nearest 10: ______
- Estimate 50 + 58 by rounding each number to the nearest 10: ______
- Estimate 34 + 59 by rounding each number to the nearest 10: ______
- Estimate 68 + 36 by rounding each number to the nearest 10: ______
- Estimate 53 + 78 by rounding each number to the nearest 10: ______