Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 24 − 33 by rounding each number to the nearest 10: ______
- Estimate 59 + 82 by rounding each number to the nearest 10: ______
- Estimate 49 + 87 by rounding each number to the nearest 10: ______
- Estimate 37 − 40 by rounding each number to the nearest 10: ______
- Estimate 54 + 72 by rounding each number to the nearest 10: ______
- Estimate 52 + 42 by rounding each number to the nearest 10: ______
- Estimate 45 − 31 by rounding each number to the nearest 10: ______
- Estimate 77 + 63 by rounding each number to the nearest 10: ______
- Estimate 40 − 53 by rounding each number to the nearest 10: ______
- Estimate 52 + 42 by rounding each number to the nearest 10: ______
- Estimate 59 + 50 by rounding each number to the nearest 10: ______
- Estimate 55 − 21 by rounding each number to the nearest 10: ______
- Estimate 26 + 58 by rounding each number to the nearest 10: ______
- Estimate 57 − 81 by rounding each number to the nearest 10: ______
- Estimate 36 + 89 by rounding each number to the nearest 10: ______
- Estimate 51 + 85 by rounding each number to the nearest 10: ______
- Estimate 37 − 42 by rounding each number to the nearest 10: ______
- Estimate 27 − 88 by rounding each number to the nearest 10: ______
- Estimate 27 + 26 by rounding each number to the nearest 10: ______
- Estimate 85 + 48 by rounding each number to the nearest 10: ______