Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 59 + 86 by rounding each number to the nearest 10: ______
- Estimate 63 + 76 by rounding each number to the nearest 10: ______
- Estimate 69 + 31 by rounding each number to the nearest 10: ______
- Estimate 37 − 74 by rounding each number to the nearest 10: ______
- Estimate 33 + 50 by rounding each number to the nearest 10: ______
- Estimate 78 + 84 by rounding each number to the nearest 10: ______
- Estimate 80 − 86 by rounding each number to the nearest 10: ______
- Estimate 72 − 42 by rounding each number to the nearest 10: ______
- Estimate 66 + 21 by rounding each number to the nearest 10: ______
- Estimate 65 + 87 by rounding each number to the nearest 10: ______
- Estimate 51 + 54 by rounding each number to the nearest 10: ______
- Estimate 44 − 43 by rounding each number to the nearest 10: ______
- Estimate 30 − 46 by rounding each number to the nearest 10: ______
- Estimate 21 + 32 by rounding each number to the nearest 10: ______
- Estimate 45 + 53 by rounding each number to the nearest 10: ______
- Estimate 88 + 71 by rounding each number to the nearest 10: ______
- Estimate 69 − 62 by rounding each number to the nearest 10: ______
- Estimate 63 − 23 by rounding each number to the nearest 10: ______
- Estimate 49 + 23 by rounding each number to the nearest 10: ______
- Estimate 50 + 31 by rounding each number to the nearest 10: ______