Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 68 + 42 by rounding each number to the nearest 10: ______
- Estimate 25 + 33 by rounding each number to the nearest 10: ______
- Estimate 23 − 40 by rounding each number to the nearest 10: ______
- Estimate 74 + 66 by rounding each number to the nearest 10: ______
- Estimate 42 − 54 by rounding each number to the nearest 10: ______
- Estimate 70 − 58 by rounding each number to the nearest 10: ______
- Estimate 76 − 49 by rounding each number to the nearest 10: ______
- Estimate 73 + 49 by rounding each number to the nearest 10: ______
- Estimate 84 − 88 by rounding each number to the nearest 10: ______
- Estimate 80 − 56 by rounding each number to the nearest 10: ______
- Estimate 56 + 42 by rounding each number to the nearest 10: ______
- Estimate 52 − 59 by rounding each number to the nearest 10: ______
- Estimate 45 + 63 by rounding each number to the nearest 10: ______
- Estimate 87 + 33 by rounding each number to the nearest 10: ______
- Estimate 60 − 48 by rounding each number to the nearest 10: ______
- Estimate 33 − 81 by rounding each number to the nearest 10: ______
- Estimate 68 − 46 by rounding each number to the nearest 10: ______
- Estimate 26 − 88 by rounding each number to the nearest 10: ______
- Estimate 84 + 24 by rounding each number to the nearest 10: ______
- Estimate 67 + 68 by rounding each number to the nearest 10: ______