Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 78 + 74 by rounding each number to the nearest 10: ______
- Estimate 66 − 46 by rounding each number to the nearest 10: ______
- Estimate 47 − 34 by rounding each number to the nearest 10: ______
- Estimate 62 + 37 by rounding each number to the nearest 10: ______
- Estimate 45 − 80 by rounding each number to the nearest 10: ______
- Estimate 80 − 84 by rounding each number to the nearest 10: ______
- Estimate 75 − 27 by rounding each number to the nearest 10: ______
- Estimate 53 − 76 by rounding each number to the nearest 10: ______
- Estimate 73 + 58 by rounding each number to the nearest 10: ______
- Estimate 44 + 22 by rounding each number to the nearest 10: ______
- Estimate 46 + 89 by rounding each number to the nearest 10: ______
- Estimate 67 − 86 by rounding each number to the nearest 10: ______
- Estimate 35 − 26 by rounding each number to the nearest 10: ______
- Estimate 30 + 82 by rounding each number to the nearest 10: ______
- Estimate 64 − 88 by rounding each number to the nearest 10: ______
- Estimate 48 + 69 by rounding each number to the nearest 10: ______
- Estimate 41 − 26 by rounding each number to the nearest 10: ______
- Estimate 59 − 78 by rounding each number to the nearest 10: ______
- Estimate 70 − 46 by rounding each number to the nearest 10: ______
- Estimate 23 + 56 by rounding each number to the nearest 10: ______