Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 53 + 69 by rounding each number to the nearest 10: ______
- Estimate 59 + 34 by rounding each number to the nearest 10: ______
- Estimate 70 − 58 by rounding each number to the nearest 10: ______
- Estimate 68 + 54 by rounding each number to the nearest 10: ______
- Estimate 67 − 36 by rounding each number to the nearest 10: ______
- Estimate 70 + 27 by rounding each number to the nearest 10: ______
- Estimate 65 + 85 by rounding each number to the nearest 10: ______
- Estimate 42 − 30 by rounding each number to the nearest 10: ______
- Estimate 57 − 64 by rounding each number to the nearest 10: ______
- Estimate 75 − 43 by rounding each number to the nearest 10: ______
- Estimate 27 + 42 by rounding each number to the nearest 10: ______
- Estimate 87 + 33 by rounding each number to the nearest 10: ______
- Estimate 21 − 38 by rounding each number to the nearest 10: ______
- Estimate 57 + 66 by rounding each number to the nearest 10: ______
- Estimate 65 − 70 by rounding each number to the nearest 10: ______
- Estimate 48 − 52 by rounding each number to the nearest 10: ______
- Estimate 53 − 75 by rounding each number to the nearest 10: ______
- Estimate 69 − 23 by rounding each number to the nearest 10: ______
- Estimate 51 + 77 by rounding each number to the nearest 10: ______
- Estimate 59 − 67 by rounding each number to the nearest 10: ______