Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 79 + 58 by rounding each number to the nearest 10: ______
- Estimate 84 + 32 by rounding each number to the nearest 10: ______
- Estimate 74 + 43 by rounding each number to the nearest 10: ______
- Estimate 79 + 84 by rounding each number to the nearest 10: ______
- Estimate 28 − 67 by rounding each number to the nearest 10: ______
- Estimate 77 − 39 by rounding each number to the nearest 10: ______
- Estimate 28 − 23 by rounding each number to the nearest 10: ______
- Estimate 53 − 43 by rounding each number to the nearest 10: ______
- Estimate 65 + 57 by rounding each number to the nearest 10: ______
- Estimate 75 − 44 by rounding each number to the nearest 10: ______
- Estimate 30 − 78 by rounding each number to the nearest 10: ______
- Estimate 42 − 55 by rounding each number to the nearest 10: ______
- Estimate 70 − 71 by rounding each number to the nearest 10: ______
- Estimate 73 − 59 by rounding each number to the nearest 10: ______
- Estimate 80 + 71 by rounding each number to the nearest 10: ______
- Estimate 40 − 24 by rounding each number to the nearest 10: ______
- Estimate 31 + 53 by rounding each number to the nearest 10: ______
- Estimate 33 − 66 by rounding each number to the nearest 10: ______
- Estimate 82 + 86 by rounding each number to the nearest 10: ______
- Estimate 68 + 74 by rounding each number to the nearest 10: ______