Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 33 − 54 by rounding each number to the nearest 10: ______
- Estimate 45 + 21 by rounding each number to the nearest 10: ______
- Estimate 87 − 48 by rounding each number to the nearest 10: ______
- Estimate 88 − 34 by rounding each number to the nearest 10: ______
- Estimate 22 + 64 by rounding each number to the nearest 10: ______
- Estimate 49 + 42 by rounding each number to the nearest 10: ______
- Estimate 70 − 52 by rounding each number to the nearest 10: ______
- Estimate 81 − 66 by rounding each number to the nearest 10: ______
- Estimate 46 + 55 by rounding each number to the nearest 10: ______
- Estimate 69 − 38 by rounding each number to the nearest 10: ______
- Estimate 69 + 72 by rounding each number to the nearest 10: ______
- Estimate 67 + 80 by rounding each number to the nearest 10: ______
- Estimate 33 + 49 by rounding each number to the nearest 10: ______
- Estimate 62 − 80 by rounding each number to the nearest 10: ______
- Estimate 61 + 83 by rounding each number to the nearest 10: ______
- Estimate 68 + 88 by rounding each number to the nearest 10: ______
- Estimate 70 − 38 by rounding each number to the nearest 10: ______
- Estimate 63 − 77 by rounding each number to the nearest 10: ______
- Estimate 36 + 83 by rounding each number to the nearest 10: ______
- Estimate 38 + 81 by rounding each number to the nearest 10: ______