Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 40 − 48 by rounding each number to the nearest 10: ______
- Estimate 32 − 25 by rounding each number to the nearest 10: ______
- Estimate 26 + 62 by rounding each number to the nearest 10: ______
- Estimate 73 − 67 by rounding each number to the nearest 10: ______
- Estimate 45 + 72 by rounding each number to the nearest 10: ______
- Estimate 44 − 35 by rounding each number to the nearest 10: ______
- Estimate 87 + 50 by rounding each number to the nearest 10: ______
- Estimate 55 + 53 by rounding each number to the nearest 10: ______
- Estimate 71 + 61 by rounding each number to the nearest 10: ______
- Estimate 77 − 76 by rounding each number to the nearest 10: ______
- Estimate 89 − 42 by rounding each number to the nearest 10: ______
- Estimate 22 + 82 by rounding each number to the nearest 10: ______
- Estimate 28 + 52 by rounding each number to the nearest 10: ______
- Estimate 66 + 68 by rounding each number to the nearest 10: ______
- Estimate 35 + 61 by rounding each number to the nearest 10: ______
- Estimate 58 − 72 by rounding each number to the nearest 10: ______
- Estimate 84 + 84 by rounding each number to the nearest 10: ______
- Estimate 39 − 33 by rounding each number to the nearest 10: ______
- Estimate 69 − 44 by rounding each number to the nearest 10: ______
- Estimate 60 − 25 by rounding each number to the nearest 10: ______