Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 25 − 24 by rounding each number to the nearest 10: ______
- Estimate 44 + 25 by rounding each number to the nearest 10: ______
- Estimate 31 + 63 by rounding each number to the nearest 10: ______
- Estimate 21 − 39 by rounding each number to the nearest 10: ______
- Estimate 41 + 75 by rounding each number to the nearest 10: ______
- Estimate 22 + 53 by rounding each number to the nearest 10: ______
- Estimate 41 − 84 by rounding each number to the nearest 10: ______
- Estimate 84 − 27 by rounding each number to the nearest 10: ______
- Estimate 22 + 59 by rounding each number to the nearest 10: ______
- Estimate 86 − 86 by rounding each number to the nearest 10: ______
- Estimate 21 + 51 by rounding each number to the nearest 10: ______
- Estimate 40 + 59 by rounding each number to the nearest 10: ______
- Estimate 67 + 51 by rounding each number to the nearest 10: ______
- Estimate 70 + 63 by rounding each number to the nearest 10: ______
- Estimate 21 − 88 by rounding each number to the nearest 10: ______
- Estimate 38 + 24 by rounding each number to the nearest 10: ______
- Estimate 86 − 68 by rounding each number to the nearest 10: ______
- Estimate 63 − 51 by rounding each number to the nearest 10: ______
- Estimate 36 + 84 by rounding each number to the nearest 10: ______
- Estimate 87 − 88 by rounding each number to the nearest 10: ______