Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 58 + 25 by rounding each number to the nearest 10: ______
- Estimate 59 + 88 by rounding each number to the nearest 10: ______
- Estimate 45 − 27 by rounding each number to the nearest 10: ______
- Estimate 73 + 22 by rounding each number to the nearest 10: ______
- Estimate 21 − 85 by rounding each number to the nearest 10: ______
- Estimate 48 + 55 by rounding each number to the nearest 10: ______
- Estimate 53 − 76 by rounding each number to the nearest 10: ______
- Estimate 25 + 42 by rounding each number to the nearest 10: ______
- Estimate 33 − 76 by rounding each number to the nearest 10: ______
- Estimate 66 + 44 by rounding each number to the nearest 10: ______
- Estimate 63 − 71 by rounding each number to the nearest 10: ______
- Estimate 58 − 67 by rounding each number to the nearest 10: ______
- Estimate 37 + 40 by rounding each number to the nearest 10: ______
- Estimate 22 + 32 by rounding each number to the nearest 10: ______
- Estimate 36 − 71 by rounding each number to the nearest 10: ______
- Estimate 40 − 71 by rounding each number to the nearest 10: ______
- Estimate 57 + 73 by rounding each number to the nearest 10: ______
- Estimate 43 − 24 by rounding each number to the nearest 10: ______
- Estimate 88 − 51 by rounding each number to the nearest 10: ______
- Estimate 75 + 36 by rounding each number to the nearest 10: ______