Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 60 + 67 by rounding each number to the nearest 10: ______
- Estimate 77 + 42 by rounding each number to the nearest 10: ______
- Estimate 21 + 88 by rounding each number to the nearest 10: ______
- Estimate 31 + 29 by rounding each number to the nearest 10: ______
- Estimate 32 − 32 by rounding each number to the nearest 10: ______
- Estimate 69 + 43 by rounding each number to the nearest 10: ______
- Estimate 45 − 24 by rounding each number to the nearest 10: ______
- Estimate 42 + 53 by rounding each number to the nearest 10: ______
- Estimate 75 + 63 by rounding each number to the nearest 10: ______
- Estimate 44 − 41 by rounding each number to the nearest 10: ______
- Estimate 51 + 66 by rounding each number to the nearest 10: ______
- Estimate 67 − 25 by rounding each number to the nearest 10: ______
- Estimate 36 − 25 by rounding each number to the nearest 10: ______
- Estimate 32 + 67 by rounding each number to the nearest 10: ______
- Estimate 81 + 21 by rounding each number to the nearest 10: ______
- Estimate 37 − 58 by rounding each number to the nearest 10: ______
- Estimate 33 − 48 by rounding each number to the nearest 10: ______
- Estimate 88 − 37 by rounding each number to the nearest 10: ______
- Estimate 32 − 35 by rounding each number to the nearest 10: ______
- Estimate 66 − 78 by rounding each number to the nearest 10: ______