Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 22 + 66 by rounding each number to the nearest 10: ______
- Estimate 26 + 33 by rounding each number to the nearest 10: ______
- Estimate 28 − 46 by rounding each number to the nearest 10: ______
- Estimate 58 − 77 by rounding each number to the nearest 10: ______
- Estimate 47 − 61 by rounding each number to the nearest 10: ______
- Estimate 48 − 53 by rounding each number to the nearest 10: ______
- Estimate 37 + 63 by rounding each number to the nearest 10: ______
- Estimate 55 + 26 by rounding each number to the nearest 10: ______
- Estimate 57 − 46 by rounding each number to the nearest 10: ______
- Estimate 65 + 42 by rounding each number to the nearest 10: ______
- Estimate 60 − 69 by rounding each number to the nearest 10: ______
- Estimate 48 + 61 by rounding each number to the nearest 10: ______
- Estimate 31 + 36 by rounding each number to the nearest 10: ______
- Estimate 84 − 32 by rounding each number to the nearest 10: ______
- Estimate 69 − 33 by rounding each number to the nearest 10: ______
- Estimate 77 − 69 by rounding each number to the nearest 10: ______
- Estimate 56 − 65 by rounding each number to the nearest 10: ______
- Estimate 59 − 23 by rounding each number to the nearest 10: ______
- Estimate 23 + 66 by rounding each number to the nearest 10: ______
- Estimate 59 + 35 by rounding each number to the nearest 10: ______