Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 68 − 66 by rounding each number to the nearest 10: ______
- Estimate 59 − 32 by rounding each number to the nearest 10: ______
- Estimate 65 − 45 by rounding each number to the nearest 10: ______
- Estimate 54 + 73 by rounding each number to the nearest 10: ______
- Estimate 86 − 34 by rounding each number to the nearest 10: ______
- Estimate 74 + 32 by rounding each number to the nearest 10: ______
- Estimate 41 − 25 by rounding each number to the nearest 10: ______
- Estimate 42 + 45 by rounding each number to the nearest 10: ______
- Estimate 28 − 68 by rounding each number to the nearest 10: ______
- Estimate 66 + 49 by rounding each number to the nearest 10: ______
- Estimate 77 + 36 by rounding each number to the nearest 10: ______
- Estimate 41 + 43 by rounding each number to the nearest 10: ______
- Estimate 87 − 21 by rounding each number to the nearest 10: ______
- Estimate 79 − 43 by rounding each number to the nearest 10: ______
- Estimate 48 − 65 by rounding each number to the nearest 10: ______
- Estimate 55 + 53 by rounding each number to the nearest 10: ______
- Estimate 63 + 88 by rounding each number to the nearest 10: ______
- Estimate 89 − 80 by rounding each number to the nearest 10: ______
- Estimate 74 + 68 by rounding each number to the nearest 10: ______
- Estimate 86 + 74 by rounding each number to the nearest 10: ______