Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 75 − 29 by rounding each number to the nearest 10: ______
- Estimate 89 − 30 by rounding each number to the nearest 10: ______
- Estimate 66 + 55 by rounding each number to the nearest 10: ______
- Estimate 57 + 60 by rounding each number to the nearest 10: ______
- Estimate 26 − 80 by rounding each number to the nearest 10: ______
- Estimate 32 + 88 by rounding each number to the nearest 10: ______
- Estimate 73 + 30 by rounding each number to the nearest 10: ______
- Estimate 28 − 80 by rounding each number to the nearest 10: ______
- Estimate 52 − 29 by rounding each number to the nearest 10: ______
- Estimate 48 + 84 by rounding each number to the nearest 10: ______
- Estimate 44 − 81 by rounding each number to the nearest 10: ______
- Estimate 51 − 28 by rounding each number to the nearest 10: ______
- Estimate 64 + 81 by rounding each number to the nearest 10: ______
- Estimate 65 − 45 by rounding each number to the nearest 10: ______
- Estimate 46 + 65 by rounding each number to the nearest 10: ______
- Estimate 46 + 26 by rounding each number to the nearest 10: ______
- Estimate 69 + 58 by rounding each number to the nearest 10: ______
- Estimate 57 + 86 by rounding each number to the nearest 10: ______
- Estimate 86 − 50 by rounding each number to the nearest 10: ______
- Estimate 25 − 42 by rounding each number to the nearest 10: ______