Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 24 − 85 by rounding each number to the nearest 10: ______
- Estimate 39 − 43 by rounding each number to the nearest 10: ______
- Estimate 79 − 27 by rounding each number to the nearest 10: ______
- Estimate 85 + 72 by rounding each number to the nearest 10: ______
- Estimate 73 − 71 by rounding each number to the nearest 10: ______
- Estimate 26 + 87 by rounding each number to the nearest 10: ______
- Estimate 72 + 74 by rounding each number to the nearest 10: ______
- Estimate 65 + 46 by rounding each number to the nearest 10: ______
- Estimate 45 + 77 by rounding each number to the nearest 10: ______
- Estimate 65 + 81 by rounding each number to the nearest 10: ______
- Estimate 65 + 72 by rounding each number to the nearest 10: ______
- Estimate 56 − 62 by rounding each number to the nearest 10: ______
- Estimate 45 − 28 by rounding each number to the nearest 10: ______
- Estimate 25 + 84 by rounding each number to the nearest 10: ______
- Estimate 32 − 50 by rounding each number to the nearest 10: ______
- Estimate 40 − 63 by rounding each number to the nearest 10: ______
- Estimate 27 + 66 by rounding each number to the nearest 10: ______
- Estimate 33 + 80 by rounding each number to the nearest 10: ______
- Estimate 70 − 33 by rounding each number to the nearest 10: ______
- Estimate 59 + 68 by rounding each number to the nearest 10: ______